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First Aired: 2009-05-14
In the 9th season finale, the team investigates murders that seem to be linked to some sort of scam involving unusual poker chips from a bygone casino. Also, Ray has to use lethal force for the first time on the job.
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First Aired: 2009-05-07
The team investigates the death of an undercover cop, who destroyed a motorcycle gang, at a biker bar. The investigation reveals that he was killed by the gang because his real identity was exposed, but that's not the big problem. Evidence starts to link Brass with the victim's widow.
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First Aired: 2009-04-30
While investigating several random deaths around the city, the CSI's start to think that an odd outbreak is the reason for the deaths. Later on, they find out that if it isn't under control by anyone, it might lead to a big citywide epidemic.
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First Aired: 2009-04-23
When a murderer claims that the CSI team used faulty evidence when the verdict was reached, Catherine re-investigates the case, which happens to be one of her very first cases as a CSI. -
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First Aired: 2009-04-16
When an actor is murdered at a science-fiction convention, Hodges and Wendy run into each other while investigating the crime.
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First Aired: 2009-04-09
The CSI's investigate a sky diver paralyzed after free falling. As the investigation moves on, the team finds out that he is linked to similar murders of two wealthy men.
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First Aired: 2009-04-02
The CSI team investigates the death of a Mexican wrestler and the investigation makes them dive into the world of wrestling.
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First Aired: 2009-03-12
Langston and Riley find themselves taken hostage during a shootout in a typically calm and quiet Las Vegas community.
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First Aired: 2009-03-05
The CSIs are called to a murder at an all too familiar hotel where Nick has difficulty putting together the pieces of three separate murder investigations that took place in the same place.
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First Aired: 2009-02-26
The CSIs investigate three different crimes. Though they seem to be unrelated at first, each case's evidence brings together a common link.
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First Aired: 2009-02-19
As Langston testifies in a trail, new evidence presented leads the CSIs to reopen the investigation into a Congressman.
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First Aired: 2009-02-12
A murder at a fast-food restaurant is the case investigated by Nick and Langston, however, the evidence is hard to collect when it is coated in cooking oil.
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First Aired: 2009-01-29
When an undercover FBI agent is killed, the victim's partner seaks to the CSI team for help to catch the killer.
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First Aired: 2009-01-22
The first day on the job for Dr. Langston turns from bad to worse when a simple burglary case quickly overlaps with a complicated arson and homicide case.
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First Aired: 2008-12-18
The CSI team is shocked and saddened when, after working with Dr. Raymond Langston (Fishburne) on the "Dick & Jane" murders, Grissom announces that his time as a CSI has come to an end and offers Langston a permanent position on the CSI team.
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First Aired: 2008-12-11
The team is called out to a triple homicide to find three bodies hacked to pieces with an axe laying near the scene.
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First Aired: 2008-12-04
The team discovers a shocking link between the death of a popular singer and a singer from 50 years ago.
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First Aired: 2008-11-20
The CSI teams investigates the death of a woman, married to a man who committed murder twelve years ago. In the meantime, the fate of Natalie Davis is being decided...
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First Aired: 2008-11-13
A gangster style shooting in Koreatown leaves a man and woman dead and no witnesses will come forward. The prime suspect appears to be an Asian gang and a young boy, now missing and is part of a clinical trial, may be a key to the crime.
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First Aired: 2008-11-06
When the CSI team investigates a case involving the world of domination, Grissom pays a visit to Lady Heather to help find some answers.
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First Aired: 2008-10-30
During the course of an investigation, the CSIs discover that their victim, a young woman who was murdered and found with several different blood types in her system, is the daughter of a wanted criminal.
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First Aired: 2008-10-23
After several victims are found dead while performing normal, everyday activities, the CSIs must find the reason as to why each of the victims remain upright after dying.
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First Aired: 2008-10-16
When a hypnotist begins to use her powers to rob banks, she winds up being the lead suspect in a CSI murder investigation.
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First Aired: 2008-10-09
While mourning the death of one of their own, Sarah returns as the team comes together to uncover who shot Warrick in the alleyway.
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First Aired: 2008-05-15
Warrick is the main suspect when an infamous Vegas gangster is found murdered. As the team investigates whether or not Warrick committed the crime, even Warrick himself is unsure if he killed the gangster or not.
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First Aired: 2008-05-08
The CSI's investigate when a Hollywood diva sitcom star is murdered while filming an episode in Las Vegas.
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First Aired: 2008-05-01
Grissom and the CSI team find several victims with green blood, leading them to assume each of the murders are connected in some way.
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First Aired: 2008-04-24
An incarcerated criminal lends Brass and Nick a hand on a case involving two murders that occured in the same appartment building.
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First Aired: 2008-04-10
The violent death of a 3-year-old girl takes a personal toll on Catherine as she searches for the victim's killer.
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First Aired: 2008-04-03
Grissom and his team come down with the flu as they are called in by DDA Klein to look into the deaths of several witnesses in a grand jury case against a violent Las Vegas gang.
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First Aired: 2008-01-10
The CSIs look into two murders that occurred during a bull riding event that may be connected to an illegal bull breeding ring.
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First Aired: 2007-12-13
The CSI investigate the murder of a socialite with ties to illegal dog-fighting. Meanwhile, Warrick tries to prove he did not have anything to do with the death of an exotic dancer.
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First Aired: 2007-12-06
Warrick's addiction begins to get the best of him as his investigation into the Vegas mob results in him being a prime suspect in another murder case.
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First Aired: 2007-11-22
Hodges states fake murders in the lab and gives his co-workers a chance to be a CSI for the day. However, Hodges has ulterior motives in doing so. Meanwhile, the CSIs comfort Grissom in Sara's absence.
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First Aired: 2007-11-15
In the final episode featuring Jorja Fox, a suspect from Sara's past reemerges, causing her to question her future with the CSIs.
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First Aired: 2007-11-01
Grissom and the CSI team go behind the scenes at an adult horror film studio following the murder of a lead actress.
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First Aired: 2007-10-18
Grissom and his team of CSIs find the body of a man who died due to strangulation by hanging whose body appeared to be that of a woman.
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First Aired: 2007-10-11
The CSIs are called to investigate when an entire family is murdered, except for the daughter who claims to be possessed by the devil.
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First Aired: 2007-10-04
The CSIs investigate two bizarre cases -- one involving the death of a go-cart racer and one involving a murder at a hip, new restaurant.
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First Aired: 2007-09-27
Sara's fate hangs in the balance as the CSIs rush to find out whether or not she survived.
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First Aired: 2007-05-17
The team gets closer and closer to identifying the miniature killer, but when Sara goes missing, Grissom must expose their relationship to the team in order to save her life.
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First Aired: 2007-05-10
Grissom is reunited with Lady Heather during an investigation, much to Sara's chagrin.
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First Aired: 2007-05-03
The CSIs investigate the murder of a woman who is a part of a UFO club that believes aliens have mated with humans for several generations in order to conquer the world.
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First Aired: 2007-04-26
The CSIs must determine which of several life-threatening actions against a washed-up boxer lead to his death.
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First Aired: 2007-04-12
When Grissom and the team head out on cases, Hodges, Archie, Henry, Mandy and Wendy team up to try to solve the miniature killer cases.
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First Aired: 2007-04-05
A high profile man is murdered in his limo and after investigation, Greg learns that the victim had connections to a man he killed in self-defense. The CSIs uncover that the brother of the man killed in self-defense may be behind the limo murder.
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First Aired: 2007-03-29
While processing a murder scene, Sara is haunted by the last words and eyes of the sixth victim.
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First Aired: 2007-02-22
Grissom and his team are discouraged when they find a pool of blood as they begin investigating the disappearance of a high school basketball star and his cheerleader girlfriend.Grissom's quip that the young lovers may have run off to Mexico is soon quashed by the discovery of drops of blood by Ryan's vacant parking spot at the school. After finding a letterman jacket and cheerleading sweater in the field house and a pool of Ryan's blood nearby, the team tries to determine what went awry.
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First Aired: 2007-02-15
The miniature killer sends a message to Grissom -- another miniature that foreshadows the death of a woman and her cat. With less than 24 hours to prevent the murder, the CSIs work quickly while Grissom regrets holding up the investigation by going on sabbatical.
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First Aired: 2007-02-08
Grissom returns to the lab following his teaching sabbatical. Keppler tries to keep his connection to a double murder case a secret and keep his dark past from his CSI co-workers.
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First Aired: 2007-02-01
Nick and Keppler are sent deep into the bizarre world of the black market body parts sales after a body is found burned with its organs removed. Meanwhile, the other CSIs look into the the death of a wealthy woman killed in her home.
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First Aired: 2007-01-25
Keppler persuades Catherine to help him fake a crime scene and deceive their colleagues in a controversial plan to catch the west coast's biggest illegal drug supplier, who is the leading suspect in the murder of an anti-drug assemblyman who was gunned down in the desert. Keppler concocts the plan when the suspect disappears and his trail grows cold after several weeks.
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First Aired: 2007-01-18
With Grissom away at his new teaching job, the rest of the team has difficulty adjusting to Michael, their new team leader who's filling in for Grissom. Under their new guidance, the CSIs investigate the murder of a young girl who may be the latest victim of a serial killer who has been on the loose and killing since the 1970s.
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First Aired: 2007-01-04
Catherine testifies in a murder trial in which a man is accused of murdering his own mother three years ago, but the suspect is found not guilty. Catherine, however, believes he did commit the crime and that he may also have killed two other people, so she sets out to find the other victims. Catherine's probe leads to a small Nevada town where an elderly woman and her daughter were fatally stabbed and shot three years earlier. Back at the lab, Grissom prepares to leave on a four-week sabbatical.
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First Aired: 2006-12-07
Grissom is called to the scene when a poultry processing plant employee is found dead in an electric stun bath that is used to electrocute chickens. The team is shocked to discover a mini-replica of the crime scene, a calling-card similar to the replicas found at two other homocides. Meanwhile, the team looks in to the death of a man and an woman who were found stuck in cement at a construction site as well as the death of an elderly Russian woman.
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First Aired: 2006-11-23
The remains of Mickey Dunn, a wanted Las Vegas mobster who disappeared in the mid 1970s, are fished out of Lake Mead with a bullet hole in the head. Soon afterwards, a wheelchair-bound man is murdered and a photo found on his body shows the victim with Dunn and three other men. Dunn and the victim have Xs on their faces. It quickly becomes apparent that the other three men may also be targets.
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First Aired: 2006-11-16
Identical twins are both found murdered on the same night, leading the CSIs to investigate whether or not the two murders have a connection.
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First Aired: 2006-11-09 The CSI team investigates the death of a retired cocktail waitress with serious cancer. Did her recovering junkie nephew or her drug dealing neighbor murder her for her pain medicine? That's the working theory until the nephew finds a miniature crime scene on his aunt's porch - an exact duplicate of the crime scene and similar to a diorama they received earlier. Elsewhere, a coroner's inquest is called to examine Greg's conduct in the events that led to the death of Demetrius James and Greg receives an unpleasant surprise at the end of the episode.
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First Aired: 2006-11-02
Two young boys go missing and Grissom must get into the mind of a local sex offender who emerges as the primary suspect. In order to find out who the real abductor is, Grissom is forced to ask the local pediphile for help. However, the task of finding the culprit becomes more complicated than Grissom and the rest of the CSI crew ever expected.
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First Aired: 2006-10-19
The CSIs investigate the death of Charlotte Sommerville who was found crucified in a church. The case takes a twist when the CSIs uncover that Charlotte was having an affair with the church's priest and a car dealer that Charlotte knew in high school.
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First Aired: 2006-10-12
An innocent man is attacked and beaten to death by a man in a black cape. When the CSIs investigate, they find that a similar incident took place only moments earlier. The incidents continue to occur and the crew follow the trail of evidence hoping to get to the next victim before it's too late. But when Greg interrupts a beating in progress, he is forced to make a decision that will change his life forever.
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First Aired: 2006-10-05
Donna, Rebecca, Jack, Lou and Ray all share a similar characteristic -- they're all dead. The team splits up to solve their murders: Brass and Catherine pair up to take on Donna's case, a former cop who was working as a bodyguard; Nick and Greg investigate Jack's death, who was an Iraq veteran that was killed in front of his wife and daughter; Warrick and Sofia take on the case of Rebecca, a former supermodel who died while hiking; and Grissom and Sara pair up to look into the deaths of Lou and Ray whose bodies were found together in Lou's garage.
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First Aired: 2006-09-28
Grissom's fascination continues with a miniature replica of the crime scene he's investigating where a rock star was murdered. With the clues that the replica provides, Grissom works to find the killer. Meanwhile, Catherine finds herself in danger and continues to hunt for the person responsible.
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First Aired: 2006-09-21
A Cirque du Soleil dancer is killed during a show which sends the CSI crew backstage to investigate her murder. Meanwhile, after Catherine and Nick go to a club to watch a performance by John Mayer, Catherine has to rely on her CSI skills to uncover who is targeting her family. Elsewhere, Grissom is puzzled when he receives a mini-replica of a crime scene he is investigating.
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First Aired: 2006-05-18
In the aftermath of the shooting, the CSI team holds vigil near the bedside of their teammate who may not survive. Meanwhile, the CSIs investigate the scene of a man who was decapitated by a train. After examining the evidence, they discover that the accident was really a cover up for another murder.
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First Aired: 2006-05-11
The suspect in a murder investigation leads the CSI crew on a chase through one of Las Vegas's busiest casinos. After taking a hostage, the man locks himself in a guest room, and the CSIs have to rush to uncover if the man worked alone or not. When their time begins to wind down, one of the CSIs decides to risk their life to negotiate the safe return of the hostage.
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First Aired: 2006-05-04
The CSIs work to find the real story behind the death of a high-stakes gambler and known ladies man. As the case unfolds, they soon find that the victim may have been an unwilling participant to one of his own fantasies, which was created for him to live his dream weekend. The evidence starts to reveal that once his fantasy clashed with reality, things became deadly.
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First Aired: 2006-04-27
A wealthy defense attorney is murdered at her son's wedding. The case seems to be going fine until all the evidence and Nick's car are stolen, compromising the investigation. The team assume that the car and evidence robberies are connected, but when they uncover new evidence, the team is able to piece the crime together.
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First Aired: 2006-04-13
The CSIs are sent to the scene when three teenagers are murdered during the promotion of a rapper's new album. The team find themselves in a world of rappers where artists will use any means necessary, including murder, to get to the top. They soon suspect that Drops, J-Lady (both rappers), or Marcus, an auto dealer, will lead them to the answers they're looking for.
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First Aired: 2006-04-06
As a psychic is telling the futures of two young women, she begins to see her own murder taking place. When the psychic is found dead, it's up to the CSIs to determine the cause of death. Greg, who has a family "occult" history, thinks that the woman's death may be a result of greater forces, but Grissom is reluctant to believe.
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First Aired: 2006-03-30
When the body of a young girl is found in a high school, the CSIs are shocked when a twelve year-old classmate confesses to the savage murder. But the CSIs are led to believe that the girl is covering for her brother, so they turn to the evidence to cast some light on which sibling committed the brutal murder. However, the evidence leads them to think that a completely different scheme led to the girl's murder.
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First Aired: 2006-03-09
A camera crew from a reality series follows the CSI team during the first 48 hours of an investigation involving an upscale real estate agent found dead in her glamorous high-rise apartment. The cameras reveal the intricacies of how the CSIs piece together the case, but also delve into how each member of the team deals differently with the emotional and physical demands of their work.
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First Aired: 2006-03-02
The CSI team explores the case of a man found stuffed down the chimney of a previous suspect's home.
The CSIs determine that the body they have found was burned before it was dumped down the chimney, leading them to believe the murder was pre-meditated. During the processing of the home, Catherine and Warrick realize that this is the same address of an unsolved homicide of a young female teenager from a year ago, and re-open the investigation.
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First Aired: 2006-02-09
A woman's bald, branded and emaciated body is discovered dumped in the desert. The investigation soon reveals that the victim is the estranged daughter of Grissom's one-time friend Lady Heather. The probe also reveals that one of the dead woman's eyeballs isn't her own and belongs instead to a convicted sex offender. When Grissom confronts Lady Heather, she isn't too cooperative, but later she provides Grissom with some astonishing evidence.
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First Aired: 2006-02-02
In a CSI first, a crime will be shown from the killer's perspective. The CSIs investigate two deaths, both linked to the same suspect. As the evidence starts to overlap, the CSI team begins to move in on the murderer.
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First Aired: 2006-01-26
Grissom and his team investigate the shooting death of a young man at a lavish party for a millionaire. Las Vegas's most influential citizens, including Sam Braun, become suspects.
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First Aired: 2006-01-19
Warrick, Sara, and Greg investigate the death of a young motocross racer whose girlfriend's relationships have a tendency to end in tragedy. Meanwhile, Nick and Catherine investigate the death of a woman who was run over by a car. After fruther investigation, Nick and Catherine discover that the woman, Sandra Mullins, may have ties to Walter Gordon, the man who kidnapped Nick.
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First Aired: 2006-01-05
The CSIs investigate the murder of a man who has Hypertrichosis, "the human werewolf syndrome", which makes him grow excessive body hair. After further investigation, Stokes and Willows uncover a secret which ends up being the key to solving the crime.
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First Aired: 2005-12-08
The lack of evidence in a reported kidnapping case leads Grissom and his team to wonder if the case is fabricated.
Without substantial evidence, the CSIs begin to wonder if a kidnapping actually took place at all. But when the child turns up unharmed at a local convenience store with a couple claiming to be his parents, Grissom and his team must use what little forensic evidence is available to solve the mystery of what actually happened to the first mother's son.
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First Aired: 2005-11-24
The CSIs investigate the unusual death of a man found dead in a dumpster on Thanksgiving night.
Grissom and his team must take their clues from what the man ate in order to identify his cause of death, which leads them into the world of competitive eating. Meanwhile, Nick and Sara investigate the suspicious death of a couple attacked and killed by their seemingly sweet dog.
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First Aired: 2005-11-17
The CSIs sift through the overwhelming evidence from a shootout with drug dealers in order to determine who is responsible for the death of a police officer killed during the incident, on the conclusion of a two-part episode.
When a wild police chase of drug smugglers through the streets of Las Vegas leaves an officer killed, the CSIs suspect that the cop killed in the line of duty was shot by one of his fellow officers.
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First Aired: 2005-11-10
The CSI team investigates the death of a police officer during a wild Vegas shootout that may have been caused not by the criminals they were pursuing, but by one of his fellow officers. Part one of a two-part episode.
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First Aired: 2005-11-03
The CSIs uncover evidence that leads them to question whether or not a young mother's death was really a suicide.
The CSI team uncovers evidence in the investigation of a young mother's suicide that proves that the woman's newborn baby was not her biological child -- in fact, she was still technically a virgin at the time of her death. If the team discovers how the child was conceived, the answer may lead them to a killer. Meanwhile, Grissom is called into court to refute expert witness testimony from a suspected manipulator of evidence.
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First Aired: 2005-10-20
The CSI team suspects an entire family has been murdered, but cannot prove it until they find the victims' bodies.
When the blood evidence suggests only three people were killed, Nick is the only one on the CSI team that believes the fourth family member, the young daughter, is still alive. Now, it's a race against time to find the perpetrators who may lead the CSIs to a possible survivor.
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First Aired: 2005-10-13
When one cult member turns up missing at a mass suicide crime scene, Grissom and his team investigate whether the small cult really committed suicide or were murdered.
A middle of the night break-in at a suburban home on the edge of the Vegas desert leads the CSIs to discover an abandoned military compound being used to house a small cult. Once inside, they discover a mass suicide has taken place. However, with 11 bodies and 12 beds, Grissom surmises that the killer may be the one body missing.
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First Aired: 2005-10-06
When a woman meets her death on a flight of stairs, the team investigates and finds enough blood evidence to indicate that her death was not an accident.
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First Aired: 2005-09-29
The team investigates when a young movie star is found dead in a hotel suite left in a compromising position. The movie star died after a night of heavy partying in his hotel suite along with his large band of groupies. Meanwhile, while downstairs at the hotel, the CSIs discover that the immigrant kitchen workers may have turned against each other, and their hostilities between one another may have led to murder.
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First Aired: 2005-09-22
Grissom, Catherine and the CSI team investigate three separate cases: a couple is found dead in bed after a suspicious trailer explosion; a stripper is murdered and her body is dumped in the bad part of town; and two bodies are found decomposing in the trunk of a car, forcing the CSIs to “wrap up†the evidence and examine it at the lab.
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First Aired: 2005-05-19
Grissom delivers the ransom money to the kidnapper, but the kidnapper blows himself up, leaving no clues as to where Nick is buried. As the clock slowly ticks away, the CSIs must rush to find Nick who is buried underground and slowly sufficating. -
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First Aired: 2005-05-19
Nick is kidnapped by a man with a grudge against the CSIs. When he awakens, he finds himself trapped in a coffin with a loaded handgun and a message telling him that he better kill himself because he’s going to die anyway. Attached to the coffin is a webcam that tapes Nick’s every move and sends the image back to the CSI lab where his co-workers slowly watch him suffocate.
In a race against the clock, the two CSI teams combine back into one team, and under Grissom, the team works to find Nick. They try to hack into the webcam, but much to their horror, the picture is replaced by a countdown and a message telling them to bring a ransom to a warehouse. Grissom takes the money to the location and comes face to face with Nick’s kidnapper. However, the kidnapper has an explosive plan that may lead to the death of Grissom and of Nick. -
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First Aired: 2005-05-12
When a college basketball star doesn’t show up for the big game, one of his fellow dorm residents ends up finding the player dead in a sleeping bag with a girl in his dorm room. As Sara and Greg investigate the scene, all of the evidence leads them to dead end after dead end. Meanwhile, Catherine and her crew investigate when a body is found in what seems to be a crop circle – with no footprints leading to or away from the body. -
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First Aired: 2005-05-05
At a bar after a tough day on the job, Catherine has a romantic encounter with a stranger, Adam Novak. When a woman at the same bar turns up dead, Adam becomes the investigation’s number one suspect. Meanwhile, Catherine and Grissom clash after Catherine fails to tell him her connection to the suspect, while Mia deals with lab problems when the evidence becomes cross-contaminated. -
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First Aired: 2005-04-28
A Nevada mental hospital for sexually violent criminals and the criminally insane becomes the site of Grissom’s newest investigation when an inmate is murdered. As Sara and Grissom probe deeper into the case, they quickly learn that each of their suspects, all of which are locked inside the facility, are capable of extreme, brutal violence. -
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First Aired: 2005-04-21
Capt. Brass travels to Los Angeles to ask Captain Annie Kramer, a former colleague, for help when his daughter Ellie, whom he is not on good terms with, calls him for help after her friend goes missing. When the friend is found dead, Brass asks Warrick, who is also in Los Angeles for a CSI convention, to help him and Capt. Kramer hunt down the killer.. -
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First Aired: 2005-04-14
Catherine and Warrick investigate the death of a model who works at auto conventions after she is found murdered on a camper display. Nick looks into the death of a boy found beaten and burned to death on a bus bench near a strip mall. Elsewhere, a car accident leads Grissom to suspect that the driver intentionally hit his victim, while Greg and Sara examine the death of a body builder who died when a toxic mold ate him alive from the inside out. -
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First Aired: 2005-03-31
Grissom uncovers an unlikely connection between a suicide of a woman in the nearby Vegas wilderness and the murders of an entire family in the Las Vegas suburbs. The evidence is able to piece together an unfaithful spouse and the deadly results of one woman’s frantic need to get pregnant. -
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First Aired: 2005-03-10
A serial killer strikes again in Las Vegas and the CSIs are able to dig up evidence from a past slaying in hopes that their new technology will help them find the killer. The fingerprints they are able to recover link them to Jesse Acheson, who quickly becomes their number one suspect. Meanwhile, a teenaged boy is found dead in his bedroom, and though his brother confessed to the murder, the evidence suggests otherwise. -
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First Aired: 2005-02-24
Grissom and his team are sent to an APAPSP convention, "Association to Promote Acceptance of Plus-Sized People", to search for a killer. The evidence the collect shows that the victim died from asphyxia due to a large object stuck in his chest. Meanwhile, Catherine and her team are thrust into the world of high-stakes gambling when a man is found dead in the Vegas outskirts with a large amount of money and betting slips on him. -
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First Aired: 2005-02-17
A casino owner is found dead and naked in his driveway and both CSI teams get together to find out who killed the man. After thorough investigation of the evidence, the CSIs discover an adult nursery hidden in the man’s house. This discovery leads them into the world of infantilism: men who get pleasure from wearing diapers and being treated as an infant. -
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First Aired: 2005-02-10
When a Kodiak bear is found dead with its gall bladder removed, and the body of a murdered hunter nearby, the CSIs determine that another suspect was involved in both murders. Meanwhile, a young mother is found dead after a heavy night of partying out in the town. After some investigation, it seems that her husband isn’t as innocent as he looks. -
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First Aired: 2005-02-03
Two female corpses are found in a new construction site, leading the CSIs to the world of Russian mail-order brides and the torture the women go through in order to earn citizenship through marriage. Meanwhile, Sara is lectured by Ecklie after she makes an inappropriate comment, leading her to confide in Grissom a family secret she’s tried to hide from the rest of the team. -
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First Aired: 2005-01-13
A baby rattlesnake is found in the throat of a decapitated head. In order to catch the killer, the CSIs put themselves into the world of narcocorrido, a Mexican musical lifestyle that idolizes violent acts and brutality. Meanwhile, Sofia and Greg investigate the death of a woman found dead in the front seat of a handicapped van at a casino. They soon discover that the shooter had to have been confined to a wheelchair, narrowing the search. -
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First Aired: 2005-01-06
A Sherlock Holms enthusiast is murdered in his perfectly recreated Victorian Era Baker Street study. At first the team believes that the death was a suicide, but after reexamination of the scene and of the evidence, Grissom determines that other factors were involved in the man’s murder. Meanwhile, Nick and Warrick look into a car accident in which the driver went over an embankment out in the desert. -
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First Aired: 2004-12-09
Grissom and his newly formed team investigate when a five year old boy dies from starvation. Their investigation leads them to discover that the boy has siblings that may be nearing the same fate as their brother. Meanwhile, Catherine and her team work to find the man who killed a prisoner during a cell fight. -
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First Aired: 2004-11-25
While testifying in the murder trial of a restaurant owner, Grissom is presented with new evidence that leads the team to reopen the case. The reopening of the case causes Eckley to closely examine Grissom and his team’s effectiveness, and the results of his examination leads to an unprecedented change in the both the team and the series. -
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First Aired: 2004-11-18
A woman driving erratically is pulled over by police. Two miles up the road from where she was stopped, she is found dead in her car. During the autopsy, Dr. Robbins determines that all is not as it seems – the woman is actually not a woman. This revelation leads the team into the world of sex changes and transgenders in order to find the killer. -
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First Aired: 2004-11-11
A 17 year-old is murdered in a casino penthouse and Grissom heads out to investigate the scene. He is joined by Sophia Curtis, a day-shift member, who aids him in his research. Later, the entire CSI team is brought onto the case when Grissom and Sophia discover that a kidnapping occurred along with the murder. -
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First Aired: 2004-11-04
A killer from the past returns, this time with equally deadly results. Now, the CSIs must race against the clock to find the killer before he strikes again. Meanwhile, Grissom begins to stress out when he starts to think that the killer is outsmarting him. -
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First Aired: 2004-10-28
Sara and Grissom investigate when a woman is found dead after a swap party in which the married couples in the neighborhood get together and swap spouses. The evidence they collect shows that the victim had several partners during the night which leads them to a neighbor’s back yard. Meanwhile, Warrick and Nick investigate the murder of a video arcade landlord and find that there’s more to the crime than they originally thought. Meanwhile, Catherine tries to get a promotion in order to become part of the day shift. -
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First Aired: 2004-10-21
A woman turns up dead in her hotel suite from what appears to be caused by the ebola virus. When another woman is found dead with similar symptoms, Catherine and Nick are sent to the scenes to investigate. Meanwhile, Sara and Greg team up with Grissom to find the cause of death of a home owner after his house was tented for an insect infestation. -
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First Aired: 2004-10-14
The CSIs race against the clock to find a young girl who was kidnapped from a convenience store parking lot. Will the CSIs be able to find her before it’s too late? -
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First Aired: 2004-10-07
After a heavy downpour in Las Vegas, a body washes up in one of the city’s storm drains. When the team arrives to examine the body, they come across bones from another murder. Now, the team must determine the cause of death for the first body and look into the origins of the bones. -
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First Aired: 2004-09-23
An exciting night in Las Vegas results in the death of three people – one male dead in an alien suit, one male found dead in a bathtub, and one female found dead. The CSIs suspect that the killer is one of two suspicious men at the scene of the crime. However, the case becomes more complex when the team discovers that one of the dead males was holding a Polaroid of another dead male. Meanwhile, Greg’s replacement arrives at the lab. -
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First Aired: 2004-05-20
A casino employee is brutally beaten and raped on her way home from work, and survives the attack. Though she is able to identify her attacker, a DNA test sets the suspect free. Upon hearing this, Grissom must decide whether or not the evidence can be wrong. Meanwhile, Grissom rescues one of his co-workers that happens to find themselves on the other side of the law. -
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First Aired: 2004-05-13
Two men are murdered after they are found cheating in one of Sam Braun’s casinos. Grissom and Warrick take over for Catherine after her personal ties to the case get her thrown off. Meanwhile, Sara is devastated when Nick gets the promotion that she wanted. -
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First Aired: 2004-05-06
At an amusement park a roller coaster runs off of the track, resulting in six deaths. The CSIs are sent to decide if the incident was an accident or the result of foul play. Meanwhile, Warrick and Catherine work to find the killer of a thirteen year-old girl. -
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First Aired: 2004-04-29
Grissom, Catherine and Nick look into the death of a runner who died during a competition. Meanwhile, Sara and Warrick investigate when a couple is found dead in their hotel room in an apparent murder-suicide. With a ‘cop’ competition in town with 20,000 police attending, the investigations become very interesting being that all of the suspects and victims are police officers. -
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First Aired: 2004-04-15
Warrick, Catherine, and Nick are assigned to find the cause of a house fire that resulted in the death of a teenaged girl. The trio assumes arson since the fire was in the same neighborhood as a previous arson fire. Meanwhile, Grissom and Sara team up to investigate when a man, who was competing in a word game tournament, is found dead with letter tiles in his stomach. -
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First Aired: 2004-04-01
A violent murder occurs in a casino parking garage and surprising events in the interrogation room leads the team to several shocking discoveries about the murder. The case revolves around three interconnected incidents including a missing child, a missing woman, and a body that has been dead for a while. -
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First Aired: 2004-03-11
An arm falls out from underneath of a bus and after an investigation of the bus, the CSIs find the remains of the body stuck beneath the bus. The bus in question was carrying inmates from a women’s correctional facility, leading the CSIs to believe that an inmate tried to escape during transport. But when tests reveal that the victim was dead before the transport began, the case becomes more complex. Meanwhile, Grissom looks into a case involving a man stabbed once in his chest and four times in the back – all wounds being exactly the same height. -
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First Aired: 2004-02-26
Catherine and Sara investigate the death of what they first assume to be a transvestite. However, at the autopsy they learn that what they thought was make-up is actually face-paint leading them to one conclusion – he was a clown. Meanwhile, Grissom, Nick, and Warrick look into the death of a man, who worked in a drug recovery center, in the homeless part of town. -
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First Aired: 2004-02-19
The CSIs investigate the scene of a crime where a man and his porn star wife were killed execution style. Things begin to become personal for Catherine when Grissom calls her in to talk about her evaluation. Meanwhile, Brass is lead to believe that Sara might have a personal problem. -
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First Aired: 2004-02-12
After a grocery store robbery goes wrong, a shootout results that leaves five individuals dead. With the large crime scene and enormous amount of evidence to collect, each of the CSIs are called to investigate the scene. Meanwhile, the police officer at the crime scene thinks that Grissom has a grudge against him. -
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First Aired: 2004-02-05
Grissom, Sara and Nick are sent to investigate when a man is electrocuted at a casino that’s hosting Japanese antiquities. The three CSIs discover that the electrocution was a distraction used to steal the main item at the exhibit: an antique samurai sword. Meanwhile, Catherine and Warrick look into a “vampire murderâ€. -
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First Aired: 2004-01-15
A woman is found murdered in her home, and her uncanny resemblance to Sara causes Grissom to take a personal interest in the murder investigation. As he probes deeper and deeper into the case, Grissom begins to reexamine his life and the decisions that he has made up until now. -
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First Aired: 2004-01-08
During a high-profile murder trial, the single holdout on the jury is found dead in the jury deliberation room. With the other eleven jurors, who all voted guilty, showing obvious dislike for the dead juror, they immediately become the main suspects. Meanwhile, Nick reopens a case after the sister of the victim approaches the department with new, ground-breaking evidence. -
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First Aired: 2003-12-18
When a teenager is found murdered at a construction site, Grissom, Sara, and Warrick work to track down the killer by using a bloody hammer. Meanwhile, Nick and Catherine try to figure out how a woman was shot and killed in her lawn when no one nearby the scene of the crime was near a gun. -
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First Aired: 2003-12-11
After the sheriff is pressured to find the killer who murdered an air marshal by means of a car bomb, he, in turn, pressures Grissom, Catherine, and Nick for results. Meanwhile, Warrick and Sara work to find out who murdered the wife of a high-profile Las Vegas performer. -
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First Aired: 2003-11-20
When a suspect develops a strange infatuation with Catherine, she ends up taking over a high-profile case about a missing woman who wanted to be a showgirl. Meanwhile, Sara and Nick are furious at Catherine for taking over the case that they thought would help make their career and possibly earn them a promotion.
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First Aired: 2003-11-13
Warrick’s appearance at a preliminary hearing for a rape and murder case takes an unexpected turn when the key piece of evidence is thrown out of court. Now Grissom and his team have 24 hours to come up with more evidence or the murderer will be set free. -
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First Aired: 2003-11-06
Dr. Robbins receives a severed head from Jackpot, Nevada, sending Grissom to the town in order to find the rest of the body. While in Jackpot, Grissom finds it hard to solve the case when the local police department and residents show very little cooperation. Meanwhile, Catherine is surprised when her father presents her with an unexpected gift. -
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First Aired: 2003-10-30
The CSIs are emerged into the little known “furry†side of Las Vegas after a man is found dead dressed in a raccoon suit. Meanwhile, the team looks into a gunshot victim whose body is found deep-frozen in a deep-freezer. -
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First Aired: 2003-10-23
Las Vegas is hit with record breaking, triple-digit heat and heat related deaths begin to pop up around town. Grissom and Catherine investigate when a baby is found locked in a sweltering car. Meanwhile, Warrick looks into an apparent heat stroke death while Nick and Sara investigate when a woman’s body is found floating in a lake with a serious head wound. -
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First Aired: 2003-10-09
When an old woman is found mummified in her closet, Grissom and Warrick are dispatched to investigate the scene. Elsewhere, Sarah and Nick investigate a breaking and entering scene and find a raped teen at the site. Soon Sarah and Nick realize that their case and Grissom’s case are not as unrelated as they seem. Meanwhile, Catherine examines a gun found by a young boy and is able to connect the gun to a murder case from across town. -
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First Aired: 2003-10-02
The team is able to come up with some lead suspects in the serial murderer cases, but when their suspects are murdered, Grissom begins to suspect an inside job – and suggests that a cop might be the leak, upsetting Det. Brass. Meanwhile, Catherine and Sara are sent to investigate when a football fan’s bloated body is found in his bathtub. -
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First Aired: 2003-09-25
Two couples meet at a bar, but only one couple will leave alive. However, after the second couple turn up dead, murdered in a similar fashion, the CSIs begin to suspect that two serial killers are on the loose. But when information about the case is leaked to the press, and when the team has a hard time obtaining a search warrant from a judge, the case becomes increasingly complicated. Meanwhile, Catherine learns some disturbing information about her father’s murder trial. -
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First Aired: 2003-05-15
When a professional bank robbery leads to the murder of a detective, Grissom and his team are sent to investigate the scene. While the scene is being examined, Grissom suffers another bout of hearing loss and another one of the CSI team receives a personal revelation. -
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First Aired: 2003-05-08
The personal lives of the CSIs are exposed while Grissom, Sara, and Nick look into the murder of a woman in a press box at a high school sports stadium. Elsewhere, Catherine and Warrick work to find the cause of an explosion in the DNA lab at the CSI headquarters that injures a lab tech. -
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First Aired: 2003-05-01
As Grissom, Catherine and Nick investigate the trampling death of a horse trainer aboard a private jet, Sara and Warrick investigate a “Romeo and Julietâ€-esque death scene in the desert. -
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First Aired: 2003-04-24
Grissom and Catherine look into the murder of a comic who died while doing an act on stage. The evidence leads the duo to believe that the comic died due to a tainted bottle of water. However, their investigation becomes more complicated when a teenaged boy dies after drinking the same brand of water. Meanwhile, Detective Brass reopens a case of a woman’s death that was deemed accidental after Brass sees the woman’s husband with a trophy date in an expensive new car. -
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First Aired: 2003-04-10
Catherine and Grissom team up to investigate the stabbing death of a movie-goer. Meanwhile, the team stumbles across a forensic stalemate while examining the shooting death of a teenager. -
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First Aired: 2003-04-03
Catherine, Nick and Sara looking into the death of a body found in the mountains that seems to have been dead for months. Their investigation leads the trio into the world of the building of robots and robot wars. Elsewhere, Warrick and Grissom investigate the murder of a man in an alley, but their investigation is made difficult when the medical examiner “loses†the body for 11 days. Meanwhile, Greg is called on to help the investigation by going undercover. -
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First Aired: 2003-03-13
An old woman crashes her car through a packed restaurant sending the crew to the scene to determine if the crash was accidental or not. Meanwhile, Grissom and Nick look into a possible carbon monoxide poisoning of a woman in her home. -
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First Aired: 2003-02-20
A man dies while driving with a stake through his head, sending Grissom and Nick out into the field to find the "vampire" killer. Meanwhile, Warrick and Catherine team up to find out who killed an NBA player's five year old son. -
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First Aired: 2003-02-13
Grissom's investigation of the murders of two men lead him to an encounter with the mysterious Lady Heather. Meanwhile, Catherine rushes to find what caused the near death of her daughter and disappearance of her ex-husband. -
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First Aired: 2003-02-06
Catherine leads the investigation of various instances of a peeping tom as the team rush to catch the tom before his crimes escalate to assaults. Meanwhile, Sara reopens a case involving her friend, a district attorney, who was shot during an attack on her husband three years ago. As Sara re-investigates the case, the district attorney goes into surgery to remove the bullet. -
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First Aired: 2003-01-30
As Warrick investigates the drive by murder of a young girl, who happens to be the daughter of a man that Warrick is close to, that occurred in his old neighborhood, his emotions become hard to control. Seeing that Warrick has too much of a personal connection to the murder, Grissom pulls him from the case, infuriating Warrick. Meanwhile, Nick investigates the murder of a computer company employee, but the case only has three suspects -- all of whom are employees of the company. -
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First Aired: 2003-01-16
When a group of bird watchers find a raven with an eyeball in its mouth, the CSIs are able to connect the eye to a divorced man and his two children. Later, Warrick and Grissom look into the man's unusual autopsy. -
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First Aired: 2003-01-09
When a gruesome murder occurs at a slaughterhouse, Grissom and Catherine team up to find the culprit. Meanwhile, Sara and Warrick work to find out if whether an apparent suicide of a young woman is as is seems or if foul play was involved. -
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First Aired: 2002-12-12
Grissom, Nick, and Warrick are sent to the scene when a man was murdered and shoved off of a six-story building. However, Grissom is forced to take himself off of the case when he begins to suffer from hearing problems. Elsewhere, Catherine investigates the murder of a man who was killed outside of a bar that he regularly visits. -
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First Aired: 2002-12-05
When a cab driver runs over a boy, he is fatally beaten by a racially motivated mob. However, after investigation of the evidence, Grissom and his team discover that the boy died from multiple stab wounds, but shows no signs of being hit with the cab. -
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First Aired: 2002-11-21
Catherine is called upon by a pornographic film producer to watch graphic footage from a snuff movie in which a woman was murdered. Elsewhere, Grissom inspects a body that was found covered in ants and has been dead for more than a year. -
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First Aired: 2002-11-14
A boxer dies in the ring after taking a deadly beating from an opponent. The death seems accidental, but Grissom, after looking at the evidence, is lead to believe that the death was murder. Meanwhile, Catherine is sent to investigate when a Los Angeles gang member is shot and killed by what appears to be a rival gang; and Nick looks into a jewelry store robbery. -
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First Aired: 2002-11-07
A part of Catherine's past comes back to haunt her when a man that she put on death row 15 years ago is about to be executed. However, his execution is postponed when new DNA evidence is introduced and after bodies turn up at a school, killed in the same manner of the previous murders, leading Catherine and the crew to believe that the actual killer is still on the loose. -
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First Aired: 2002-10-31
During a magic act, a woman vanishes and Grissom begins to think that the magician had a hand in the woman's mysterious disappearance. Across town, Catherine looks into the apparent overdose of a rock star. -
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First Aired: 2002-10-17
A dwarf is found dead, hanging on a rope above a stage in a casino where a little peoples' convention is being held. Though the scene looks like a suicide, Grissom begins to assume that foul play was involved in the man's murder. Meanwhile, Catherine is attacked while investigating a crime scene of an apparent robbery-murder scenario.
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First Aired: 2002-10-10
When a wealthy couple are found dead outside of their for sale home, Grissom and Catherine are sent to investigate the possible murder scene. Meanwhile, Sara examines a case involving a cheerleader found dead on a soccer field with her organs removed. -
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First Aired: 2002-10-03
The crew looks into the death of woman whose body is found in the hotel room of a popular actor. When the case is taken to trial, the defense attorney uses his knowledge of Grissom and his team to exploit the investigation. -
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First Aired: 2002-09-26
Nick and Catherine are submerged into the world of street car racing after a driver is found dead at an abandoned airstrip. Meanwhile, Grissom and the rest of the crew investigate the death of a gambler who suffered a deadly convulsion while playing a high-stakes game of poker. As the two crews look into their cases, it becomes apparent that things aren't as they seem. -
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First Aired: 2002-05-16
When a young woman is discovered stuffed in a shopping cart under a freeway, the CSIs are called to the scene to investigate. The find that the woman's body is disfigured and starting to decompose. Her face is covered with gashes and scars, leading the team to believe that someone shoved her face into a fan. After seeing the rest of the contents of the cart: an expensive handbag, fashion magazines and a leather day planner, Grissom is lead to believe that not only did someone want her dead, but "they wanted her ugly." -
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First Aired: 2002-05-09
Grissom and the team are called out when the city's former chief of detectives is killed execution-style in his home after a party and his wife and child have gone missing. After the station receive reports that they had seen the missing child near Miami, Catherine and Warrick fly to Florida and meet with Horatio Caine, Miami's chief CSI, who helps them with their investigation. -
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First Aired: 2002-05-02
Grissom and Sara are called to the scene when a man's body that had been soaked in lye is found buried in a park. Meanwhile, Nick tries to determine how a man drowned in the desert. -
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First Aired: 2002-04-25
While Grissom and Catherine work together to solve the murder of an 80-year old victim who lived in a house full of cats, Nick and Sara investigate the scene of a car bombing that seems to be a murder plot gone wrong. -
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First Aired: 2002-04-04
Jane Galloway, a woman who lives a secluded life -- the shades are always drawn, doors are always triple-locked -- falls victim to a serial killer. The CSIs are called to investigate the scene and have to find out who killed Jane and how the killer could have gotten into the house with out tripping Jane's security system. -
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First Aired: 2002-03-28
When a bus carrying 23 passengers crashes, killing nine people, the driver of the bus tells the team that the steering went out and it was impossible for him to control the bus. After learning that a recent parolee was on the bus, but is unaccounted for after the accident, the CSIs begin to assume that foul play was involved in the accident. -
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First Aired: 2002-03-07
Grissom is called to investigate the murders of four monks who were shot while chanting in a temple. Meanwhile, Catherine reopens a case involving the murder of her best friend when the man convicted of her murder confesses right before his death that he wasn't the murderer. -
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First Aired: 2002-02-28
After a fight at a sporting event, a man ends up at the bottom of a pile. When the fight ends and the pile breaks up, the man is found dead with a gash across his neck. Grissom, Catherine and Sara are called to the scene to determine whether the death was an accident or if foul play was involved. Meanwhile, Warrick and Nick investigate the seemingly drug-related death of a sax player at a casino. -
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First Aired: 2002-02-07
As Grissom investigates the murder of a photographer whose remains were left at a body farm that is used for CSIs to study corpses, the team begins to question Grissom's leadership skills. Grissom and the team find that the man was shot to death, but there were no bullet fragments left in his body. -
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First Aired: 2002-01-31
When a woman is kidnapped, Catherine is ordered by the kidnappers to accompany a man to deliver the million dollar ransom or else the woman will be killed. As Catherine goes with the man, the team works to try to figure out who is behind the kidnapping. -
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First Aired: 2002-01-17
The team investigates the crime scene left by serial killer Paul Millander after his latest murder. Probing of the crime scene and the files from his past murders, the team finds that all the victims shared the same month of birth. Grissom begins to assume that he's the next target of Millander when the common birth month happens to be his as well. -
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First Aired: 2001-12-20
Grissom and Sara investigate the double murder of two people found hidden in construction pipes. They find that the victims are sisters and have a common link: a former prison inmate. Meanwhile, Catherine and Nick investigate what was originally assumed to be a hunting accident, but further inspection of the crime scene reveals that the death was no accident. -
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First Aired: 2001-12-13
When a well-known real estate entrepreneur is found dead in an elevator, the CSIs are called to investigate his murder. Their job is made more difficult when the team realizes that the crime scene has been tampered with -- the victim has been redressed. The team soon discovers that the cause of death was poisoning and that the man's organs have already been removed and donated, making the crime even harder to solve. -
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First Aired: 2001-12-06
While Grissom is away, Warrick is put in charge. He and Sara take the case when a con artist, who was involved with Brass's daughter, is murder. The evidence leads the team on a counterfeit investigation. The CSI's number one suspect is Brass's daughter, forcing Captain Brass to take himself off of the case, but he has a hard time doing so. -
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First Aired: 2001-11-22
Grissom, Nick, and Warrick investigate a casino heist in which several innocent bystanders where shot, while Catherine and Sara investigate a murder in the desert. When the evidence from both crime scenes are compaired, the CSIs are led to believe that there is a connection between the seemingly different crimes. -
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First Aired: 2001-11-15
Grissom and Catherine investigate the death of a woman whose body is found in a sandbox. Her violent death leads them into the world of S&M clubs. Meanwhile, Warrick and Sara investigate a shooting that appears to have happened during a robbery, but are things as they seem? -
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First Aired: 2001-11-08
Grissom and Nick take the case of a book restorer found dead while Sara and Catherine investigate a fatal train crash. The book restorer is found dead and locked inside a "cage", leaving Grissom and Nick to determine if the restorer killed herself or if her death was a homicide. The evidence leads them to an autistic co-worker who may hold the key to solving the crime. Meanwhile, Catherine and Sara sort through the wreckage of a train-SUV collision to determine if the crash was caused by road rage or a careless accident. -
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First Aired: 2001-11-01
Grissom, Nick, and Sara investigate what seems to be an open and shut case when a murder suspect is caught burying the victims. However, the case takes a turn when Grissom uncovers that the suspect is the brother of a known criminal, leading him to question the evidence. Meanwhile, Catherine and Warrick investigate when a woman is found dead at a hotel spa. They must determine if she died due to the heat or if foul play may have been involved in her death. -
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First Aired: 2001-10-25
Grissom, with help of Sara and Warrick, investigate an apartment found with blood spattered on several surfaces. They become suspicious when the latest tenant of the apartment claims that his girlfriend, who was reported missing, was visiting her parents, but the parents claim she never arrived. Meanwhile, Catherine and Nick are sent to the scene when a dead scuba diver is found lodged in a tree near Lake Mead. Did the diver fall victim to a murderer or an Urban Legend? -
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First Aired: 2001-10-18
After the class clown at a local Las Vegas high school is found dead, the CSIs are called to investigate. They uncover that the class clown was more of a class bully, leading Grissom to believe that a fellow student is to blame. Meanwhile, Nick and Sara investigate when a badly decomposed body is found in a bag. -
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First Aired: 2001-10-11
Grissom investigates what seems to be a suicide at a construction site. Grissom is lead to believe that the man was murdered, and uses theories on electrocution to find the killer. Meanwhile, Nick and Catherine take a case with little evidence. A young boy died during a session with his psychologist, and when angora fibers are found on his underwear, Catherine and Nick believe that the psychologist was using an unusual type of "therapy" that turned deadly. -
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First Aired: 2001-10-04
The CSIs are sent to investigate when a young college student vanishes, seemingly off the face of the earth. They are able to uncover some evidence, but each suspect only leads the crew to more dead ends. The CSIs are lead to believe that the "Chaos Theory" - seemingly-innocuous events can have a deadly outcome - may be the reason for her mysterious disappearance. -
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First Aired: 2001-09-27
Tony Braun, a drug addict and high roller, is found dead in his house. Grissom and his team are called in, and judging by the drug paraphernalia surrounding the body, they assume the cause of death is an overdose. However, further investigation leads them to believe that the victim was forced to ingest lethal amounts of a combination of heroin and other drugs. -
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First Aired: 2001-05-17
The team is sent to investigate murders committed by a signature killer. However, leads are hard to come by since the killer obviously have knowledge of forensics and has left behind no evidence. With the investigation going no where, the FBI are called out, angering Grissom. -
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First Aired: 2001-05-10
It's evaluation day, but the Grissom's evaluations take a back seat when a head, severed from its body, is found in the trunk of a car. Meanwhile, Sara and Nick investigate when a body turns up in the desert, and it's missing its head. Warrick is sent to the juvenile detention center after a teen is murdered. The only witness to the death is Warrick's young friend, James. -
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First Aired: 2001-04-26
Grissom, Nick, and Warrick investigate the death of a jogger who was killed by a wild animal near a park. Things take a mysterious turn when they find that the jogger's liver had been removed after he had died. Meanwhile, Sara and Catherine investigate the death of a young girl at a carnival. -
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First Aired: 2001-04-19
While driving, two women run over a deaf man, but he was already dead when they hit him. Grissom is sent to uncover who killed him, but only finds dead ends when the deaf man's school refuses to help. Catherine and Nick investigate what appears to be a professional hit that resulted in five murders at a coffee shop. -
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First Aired: 2001-04-12
The CSIs investigate the kidnapping of an infant from a wealthy family. After some investigation, the CSIs begin to suspect that the parents had more to do with the disappearance then they're letting on. -
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First Aired: 2001-03-29
A couple celebrating their anniversary are killed in front of a restaurant and their car is stolen. The CSIs run into trouble when it begins to rain and the crime scene is compromised. Soon the car is uncovered and evidence is collected from the car. Meanwhile, Catherine investigates the collapse of a residence that killed three women. -
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First Aired: 2001-03-08
A body is found in a pottery store and the scene looks like a robbery-homicide. Fingerprints at the store link the death to a twenty year old kidnapping case. Sara and Warrick team up to investigate the case of a woman who burned to death inside of her house. After some investigation, Sara is led to believe that they have a case of spontaneous combustion. -
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First Aired: 2001-03-01
A woman kidnapped from a parking garage, then raped, beaten and shot. The longer Sara works on the case, the more attached to the victim she becomes. Catherine and Warrick are given evidence from an upcoming murder trial when the current CSI on the case quits. Meanwhile, Eddie, Catherine's ex-husband, has taken out a second mortgage without telling her. -
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First Aired: 2001-02-22
A woman winds up dead at a classy fundraiser and the CSIs are sent to investigate. The owner of the house is out of town, turning the suspicion to the couple house-sitting for the owner. Meanwhile, Warrick investigates a murder committed in a glass elevator. After some investigation, Warrick discovers that the victim had a professional hit put out on him. -
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First Aired: 2001-02-15
A human bone is discovered in the desert, forcing Grissom and Catherine to search miles of desert for traces of the rest of the body. Meanwhile, Warrick and Sara investigate the death of a male stripper and soon trace the death to a wedding party that may have gotten out of hand the night before the ceremony. -
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First Aired: 2001-02-08
When a bomb explodes in an office building, resulting in the death of one and injuring several others, the CSIs are sent to investigate. They soon suspect a security guard who was seen leaving only minutes before the explosion and has the knowledge required to make a bomb. Meanwhile, Nick helps his prostitute friend again, but when she is found dead the next morning, Nick becomes the main suspect. -
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First Aired: 2001-02-01
A man seeks out Grissom to help prove his innocence when he is convicted of arson and the murder of his wife and child. Catherine and Nick are sent into the underground world of gambling after a teenager is murdered. -
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First Aired: 2001-01-12
A woman is kidnapped from a supermarket. there, Grissom finds writing on a bathroom stall that claims that five other women have been killed. After being caught on duty in a casino, Warrick is paired up with Sara, who is reluctant to do so. Together, they work on a robbery-murder case. Meanwhile, Nick is asked for help by his prostitute friend after she gets into a fight with hotel security. -
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First Aired: 2000-12-22
A body covered in bugs is found abandoned in the desert, leaving Grissom and Sara to figure out where it came from and who killed the victim. Warrick and Catherine investigate the theft of valuable pieces of art while Nick is assigned to uncover the truth about why a missing woman's car is found at a bus station. Later, Warrick is suspended when he is suspected of gambling while on duty. -
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First Aired: 2000-12-08
When a passenger is murdered on a flight to Las Vegas, Grissom and the team have to find the killer. To do so, the team must examine the physical evidence they collect as well as interview each of the first class passengers to get their story of what happened. -
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First Aired: 2000-11-24
Three months ago, Royce Harmon was murdered and his killer staged the scene to make it appear to be a suicide. Now another another murder has been committed, and the killers knowledge of forensics has left Grissom and his crew bewildered. Meanwhile, Warrick and Nick investigate when a man drives over a cliff in his car and is now unconscious. -
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First Aired: 2000-11-17
The team is sent to the scene when a teenager and her younger sister are the only survivors of the brutal murders of their four other family members. The team believes that the murders were bizarre cult murders, but once they stumble across a motive, the murders become increasingly disturbing. -
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First Aired: 2000-11-10
Despite department procedure, Catherine takes the case of an rape that may have been committed by her ex-husband. Warrick and Sara hunt for a missing bullet that will be able to exonerate or indict a cop in a murder investigation. Meanwhile, Grissom and Nick are sent to investigate when the remains of a female are found buried under a house. -
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First Aired: 2000-11-03
Grissom and Warrick investigate the death of a young man who is found naked, but the cause of death isn't obvious to the duo. Sara is sent to investigate when the body of a woman who was buried in a cemetery the week before turns up in a dumpster. Catherine and Nick explore the murder of a school's dean committed by the school's founder. -
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First Aired: 2000-10-27
Grissom and Catherine team up when a severed leg is found that belongs to a body recovered from a lake. They suspect that the husband and the boyfriend are to blame, but who will the evidence point to? Meanwhile, Sara and Nick investigate a fraternity pledging ceremony that turned deadly. -
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First Aired: 2000-10-20
When a woman goes missing, Grissom, Nick and Sara are assigned to her case. But in their search for her, they come across more than they had expected. Meanwhile, Catherine and Warrick investigate the death of a girl who was killed in a hit and run. -
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First Aired: 2000-10-13
After the Gribbs shooting, Detective Brass is reassigned to homicide, leaving Grissom as head of the CSI unit. To investigate the shooting, Grissom brings in Sara Sidel, an investigator from San Francisco, and assigns her to the case, much to the disgust of Catherine, who wanted the case for herself. Meanwhile, Grissom and Nick investigate the suicide of a man who recently won a large jackpot. -
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First Aired: 2000-10-06
Gil Grissom, the supervisor of the graveyard shift, along with his unit, including Captain Jim Brass; Holly Gibbs, the newest investigator; Catherine Willows, a single mother and the number two CSI; and Warrick Brown, a young investigator competing with fellow CSI, Nick Stokes, for a promotion.
Grissom investigates the case of a murder set up to look like a suicide, but finds it hard when he only a few pieces of evidence are found. Warrick and Catherine are assigned to the case of drunk man shot to death. Meanwhile, Nick talks to a man who picked up a woman who once drugged than robbed him. -
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First Aired: 2000-10-06
Gil Grissom is the supervisor of the graveyard shift of Las Vegas' elite crime scene investigators. Holly Gribbs, fresh out of the academy, joins the team. Jim Brass is head of the unit and is trying to scare Gribbs from CSI. Catherine Willows, mother of a young daughter, is the number two CSI on this shift. Warrick Brown and Nick Stokes are competing to solve their 100th case to earn a promotion to CSI 3. Grissom investigates a murder staged to look like a suicide with precious little evidence. Warrick and Catherine take the case of a drunk who breaks into the house where he had been staying and is shot to death. Nick talks to a man who picked up a woman who drugged and robbed him.
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