Watch The 4400 Online Free - Full Episodes

Season 4 ends with Seattle in chaos and NTAC asking Promise City for help. Meanwhile, Kyle's life is in danger and Jordan attempts to escape from the Marked.

Meghan and Diana learn how to remove the entity from Tom, but the procedure is dangerous. Meanwhile, Shawn finds help in his attempt to rescue Kevin from Promise City; and Jordan is betrayed by someone close.

Tom and Diana are in a race against time to find the source of a computer virus that is threatening Ubient software, one of the largest software companies in the world. Meanwhile, Maia heads to Promise City where she is visited by her birth parents.

Tom finds it hard to continue on the search for Richard Tyler because of chronic dreams about the future he's been having. Later, Richard, who is hiding with Isabelle, is visited by his wife who has been dead for more than a year. Meanwhile, Collier's movement is threatened; and Rebecca Parrish puts pressure on the NTAC for results.

Richard, hoping to start over, kidnaps Isabelle. Meanwhile, Tess takes over a diner, forcing Shawn to intervene.

A mysterious lockdown at NTAC traps everyone, including Collier and his group, forcing an unlikely alliance.

Tom and Diana are concerned when a Delta Force team composed of enhanced soldiers is ordered to capture Jordan, dead or alive. Maia has a vision of the team killing Jordan and what follows scares the hell out of her. She tells Diana that she must save Jordan at all cost. Shawn gets in trouble when he gets sued for supposedly having used his healing powers to get sex from the daughter of the woman he healed.

Diana and Tom watch a black and white movie about JFK's assassination. Of course, they have a reason for watching this and that is because 4400 Curtis Peck made the movie. Neal, one of the actors, believes that Peck's movies reflect reality and that is why he was brought back as a 4400... to tell the truth. When interviewing Neal, Tom and Diana are shown a tape Peck made in case something happened to him. In it, the 4400 claims that Jordan Collier and the 4400 are not a threat but that "them" are. While trying to locate Peck, our NTAC duo must try to figure out who is "them." Kyle brings a blindfolded Shawn to an abandoned bunker to meet up with someone.

Shannon Reese, thirtysomething patient, is able to teach Tom about her neighbors by using her ability to remove stress by listening to problems. Meanwhile, Tom is less than thrilled to learn that it seems like all residents of Evanston has been given Promicin.

Diana finds her sister, April, who has developed an ability that puts Diana in danger. Meanwhile, Shawn is asked to run for office and Kyle protects Isabelle.

An elderly woman develops the ability to astral project while remaining unseen after taking Promicin. But when her body is murdered, the woman is stuck in limbo and must find a way to contact Tom and Diana in order to track down her killer. Despite being threatened, Shawn returns to healing people.

People begin to see their greatest fears -- from tarantulas to walls closing in -- leading Tom and Diana to look for someone with the ability to make people see only their worst fear. Their investigation finds that several of the victims used the same ATM before the "fear attacks," leading them to a bank. Isabelle could land herself a better living situation if she agrees to be injected with Promicin.

Months after the season 3 finale, a student develops a unique ability after taking a Promicin injection. Diana hunts for her sister while Tom heads to the jail to visit Isabelle. After some advice from Cassie, Kyle is able to get Shawn out of his coma. Meanwhile, Jordan battles his conscience and a new director is brought in at NTAC.

Through an online video, Devon reveals to the world that she is going to start injecting herself with Promicin and that it will be available to the public soon. However, her body later rejects the Promicin, and Shawn is captured by NTAC while he tries to heal her. He refuses to tell where the Promicin is being held, but Isabelle manages to get the information from him. Predicting that she would find the location, Collier takes the Promicin from the warehouse and plants a bomb. However, Isabelle survives and decides that the only way to draw out Collier is to attack the 4400 Center.

At the 4400 Center, Jordan gives a press conference about his “resurrection” and a war between good and evil that supposedly already began. Tess and Kevin are still fugitives at large and Jordan enlists a 4400 who has a remote viewing ability to track down the duo. Isabelle and Ryland meet again… Boyd Gelder resurfaces.

Hoping to get Kyle freed from prison, Tom searches for Jordan Collier to prove that he is still alive. Meanwhile, Diana's sister April returns and reveals that she is moving to Seattle with her new boyfriend. However, Maia then has a vision in which Diana, not April, marries him.

As a wedding present, a 4400 gives Shawn a cigar that will allow him to see the future. Shawn uses it but has visions of the gruesome results of both marrying and not marrying Isabelle. Meanwhile, Tom and Diana try to find a killer that has somehow gained a 4400 ability.

Kevin runs for his life when he becomes a marked man because of his promicin research; and as Tom and Diana search for him, they discover the depths of his devotion to his work. Also, Shawn meets his idol at the 4400 Center.

Tom and Diana are drugged with a hallucinogen, created by a 4400, that causes them to confront significant people from their pasts.

NTAC finally locates Gary Navarro, but someone at the 4400 Center tips him off before they can catch him. Meanwhile, Nikki Hudson visits Shawn and asks that he heal her father, who has cancer. After Shawn does, Nikki invites Shawn to dinner, which makes Isabelle jealous.

As Isabelle retaliates against the Nova Group for attacking Shawn, Alana learns the identity of the drunk driver that killed her husband and son.

Although all evidence and memories of Maia, as well as other 4400 children, have been wiped from existence, Tom and Diana have recurring thoughts of her. With Alana's help, Diana manages to regain her memories, but how can they possibly rescue the 4400 children, who have been sent farther back in time?

Maia, along with other 4400 children, is kidnapped, forcing Diana to look through Maia's diaries for clues. Meanwhile, Richard, after learning that Shawn donated money to the Nova Group, tries to convince Shawn to let him share power at the 4400 Center.

A shape-shifting member of the Nova Group kills T.J. Kim while in the guise of Tom. Meanwhile, Shawn helps Isabelle to achieve rites of passage that she missed.

Isabelle suddenly ages into womanhood, and Richard is horrified to learn that the effect has caused Lily to become an old woman. Meanwhile, T.J. Kim, now a member of the terrorist Nova Group, uses her ability to nearly kill Dennis Ryland at a Congressional hearing.

Isabelle suddenly ages into womanhood, and Richard is horrified to learn that the effect has caused Lily to become an old woman. Meanwhile, T.J. Kim, now a member of the terrorist Nova Group, uses her ability to nearly kill Dennis Ryland at a Congressional hearing.

On the heels of discovering that NTAC is behind the disease plaguing the 4400, Tom and Diana find themselves enveloped in a government conspiracy to hide the truth. Although the disease was an unforeseen side affect of an inhibitor secretly administered to the 4400 to prevent the emergence of special abilities, it's clear that the powers that be are more concerned with covering their tracks than curing the disease. Now Tom and Diana must face off against their own agency as they race against time to get to the bottom of NTAC's coverup and help find a cure before it's too late.

As members of the 4400 around the world all develop serious illnesses, Tom and Diana are led into a sinister conspiracy.

On Jordan Collier's birthday, an unknown 4400 releases a "rage bomb" at NTAC, causing all the male agents to revert to their primal instincts. In order to stop the spread of the behavior, NTAC goes into lockdown, sealing all personnel inside. Now it's up to Diana to find a cure and stop the carnage before it's too late. Meanwhile, Lily suspects the 4400 Center may have nefarious motives toward Isabelle, Shawn adjusts to being the figurehead of the 4400 in the media spotlight, and Kyle finds the prospect of a new romantic relationship.

NTAC follows a series of clues which leading them to Jordan Collier's killer, and when Tom discovers Kyle was the murderer, he must choose between the law and his family. Meanwhile, at the 4400 Center, Danny stirs up a mess with Liv - as well as with his brother Shawn in the process.

Tom and Diana investigate a 4400 whose ability is to heal damaged fetal chromosomes while in utero.

Tom and Diana investigate a 4400 who has released a plague that's wiped out an entire town's population, and her powers could wipe out humanity. Meanwhile, a Washington D.C. lobbyist joins the 4400 Center in order to add some political muscle to the movement. Also, April uses Maia's powers to win gambling bets.

Tom and Diana track down a man to a museum, and during the chase, Tom finds a mysterious lab that only he can see. Later at the office, Tom finds that all his 4400 case files are gone, and no one has ever heard of the 4400.

Maia's morbid premonition threatens the fate of Jordan Collier. Kyle's frightening blackouts are disrupting Tom's personal life. Diana is asked to hand over Maia's diary to NTAC.

A schoolteacher terrifies parents with her supernatural ability to inspire artistic students. Meanwhile, Richard and Lily are confronted by police, and Jordan warns Shawn not to overuse his healing gift.

Someone puts his 4400 ability up for auction, and the Supreme Court will have a special session to determine if it's legal and if the auction can continue. Diana and Tom are ordered to investigate. Meanwhile, pop diva Chloe Granger is at the 4400 Center and claims that Jordan's book was a revelation to her. She even cut her tour short because she felt she needed to come to the 4400 Center and become a student. Jordan makes sure this new "recruit" is well treated as it will profit the center. Shawn is working on a recruitment video for the 4400 Center. Richard and Lily travel to Montana where they meet with Eric Papequash, who disappeared in 1955.

Gary Navarro, a minor league baseball player back after a 30-year absence, finds that hearing everyone's unspoken thoughts is driving him to the edge of madness. When he seeks help from NTAC, the higher-ups are more interested in how he can unearth information about Jordan Collier than how they can assist Gary with getting his life back. As the case occupies the majority of his time, Tom finds himself struggling with his responsibilities as a single father. Meanwhile, Kyle starts to get his life back through the prospect of a new relationship, Diana finds herself dealing with the unexpected arrival of her younger sister April, and as Richard, Lily, and Isabelle continue their life on the run, Richard grows increasingly disturbed by his daughter's apparent abilities.

It's been one year since the 4400 returned. After a period of intense medical observation, Tom has returned to NTAC in a limited capacity, assigned only to desk duty. Diana, having been through a series of inept partners, finally finds a way to cut through the red tape and get Tom back, all while in the midst of formally adopting Maia. Meanwhile, Richard, Lily and the baby are still living in meager conditions in a mountain cabin far away from Jordan. Jordan has now closed Arcadia Estates, and is on the verge of opening "The 4400 Centers," a place for non-members of the 4400 to discover "the 4400 within themselves." Collier becomes Shawn's guardian, and enlists him to heal important benefactors of the Centers.

It's been one year since the 4400 returned. After a period of intense medical observation, Tom has returned to NTAC in a limited capacity, assigned only to desk duty. Diana, having been through a series of inept partners, finally finds a way to cut through the red tape and get Tom back, all while in the midst of formally adopting Maia. Meanwhile, Richard, Lily and the baby are still living in meager conditions in a mountain cabin far away from Jordan. Jordan has now closed Arcadia Estates, and is on the verge of opening "The 4400 Centers," a place for non-members of the 4400 to discover "the 4400 within themselves." Collier becomes Shawn's guardian, and enlists him to heal important benefactors of the Centers.

Tom is furious upon finding out that Lyttel took his son Kyle into custody. Diana offers him help in getting Kyle back. Meanwhile, Richard suspects that Collier is trying to take control of Lily's life, and as soon as Collier reveals his intentions, Richard and Lily leave Arcadia Estates. Elsewhere, Danny snaps at Shawn when he finds out that he and Nikki have slept together. Tom and Diana finally find out what really happened to the 4400, which leaves a disturbing question: is this the end - or just the beginning?

The 4400 are attacked by a series of fire-bombings after Barbara Yates made their names and addresses known to the public. Tom, Diana, and Ryland try to put an end to the bombings at the same time as Tom tries to deal with the disturbing behavior of Kyle, and Diana tries real hard to be a good substitute mother to Maia. However, the arrival of a Homeland Security agent from Washington, Warren Lyttel, makes their work even harder. Jordan Collier tries to provide his followers with safe shelter, but Richard and Lily begin to question his intentions as the bombings intensify.

Tom and Diana are sent out to investigate a homicide that resembles the MO of a serial killer who was never caught nor heard of for 25 years. The first suspect is Oliver Knox, a member of the 4400. However, Knox has an alibi for the night of the murder and another man confesses to all the crimes. Tom and Diana suspect that Knox is luring people to kill for him and try to lay a trap on him. Meanwhile, people begin to turn hostile toward the 4400, and Jordan Collier decides to organize his fellow returnees. But Richard feels uneasy about Collier's interest in them.

Carl Morrissey is a lowly supermarket employee who happens to be one of the 4400 returned abductees. He uses his new found powers - enhanced reflexes and strength - to become a vigilante and fight crime in his neighborhood. Meanwhile, Lily is thrown in jail for violating the restraining order while looking in on her daughter and ex-husband's new life. After picking up Lily from the police, Richard and Lily go back to the apartment they now share and we see the romance between the two begin to become more serious. Also, Shawn begins to learn more about his healing powers, and we are left with a cliffhanger ending of whether he will heal his cousin.

Everyone on Earth is excited about a comet passing by, but as soon as its trajectory changes to a collision course, everyone starts to panic. The comet turns out to be a giant ball of light that, after exploding, leaves behind 4400 people. They are missing persons who have been gone from a few months to 60 years, and none have aged a day. The 4400 are put in quarantine and eventually released. Some of the returnees begin to exhibit strange and uncontrollable new abilities. Tom Baldwin and Diana Skouris, two Homeland Security agents, are appointed to find out what happened to the 4400.