Watch The Grim Adventures of Billy and Mandy

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This silly cartoon follows the Misadventures of a young boy Billy and his disgruntled and angry friend Mandy. Billy is the loveable oafish character who often finds himself in trouble. Mandy is a pessimistic raincloud who is annoyed by Billy's stupidity. The unlikely pair have a common bond; the two share control of the grim reaper himself. The grim reaper Grim is bound to serve the pair after loosing to them in a bet.

The show often takes place at home or in school, usually winding up in some sort of supernatural adventure. Throughout the show Billy and Mandy fight over rightful ownership of Grim, and often grim is planning a half cooked plan to escape or kill the two. The show focuses on the supernatural and fantastical, with characters like Frankenstein, the Boogie Man, and Dracula often shown in a new light.

The Grim Adventures of Billy and Mandy is a series that is currently running and has 7 seasons (102 episodes). The series first aired on August 24, 2001.

The Grim Adventures of Billy and Mandy is available for streaming on the website, both individual episodes and full seasons. You can also watch The Grim Adventures of Billy and Mandy on demand atAmazon, Hulu, Microsoft Movies & TV, iTunes online.

Cartoon Network
7 Seasons, 102 Episodes
August 24, 2001
Animation & Cartoon
Cast: Richard Steven Horvitz, Greg Eagles, Grey Griffin, Vanessa Marshall
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The Grim Adventures of Billy and Mandy Full Episode Guide

  • A spin-off of the original series The Grim Adventures of Billy and Mandy begins...One Halloween, Mindy dares Irwin to ring the doorbell of a scary looking house. After doing so,the house explodes and opens a portal in which an army of chocolate bar monsters from the underworld invade Endsville,lead by the marshmallow bunny. Later on, Mindy takes over the army and turns in to a wicked witch. She mutates all the chocolate bar soldiers in to monsters with a spell and plans to rain terror over the trick-or-treaters of the world. That's when Irwin, Hoss Delgado, Reginald Skarr, Jeff the spider, and Fred Fredburger get together and make a crime fighting team to stop the evil witch!

  • This crossover special revolves around Billy being rescued from his dad's "lucky pants", and attempts to use Grim's scythe to cut himself loose.

  • El Dia de Los Muertos Stupidos: Grim, Billy and Mandy try to stop the Luchadore from getting the gold fake nose. Heartburn: Grim's true heart camera identifies the true heart of others.

  • Nigel Planter & The Order of the Peanuts: Nigel wants to get revenge on the people at Toadblatt's School of Sorcery. The Incredible Shrinking Mandy: Grim is tired of how Mandy treats him and thinks he's found a way to get rid of his problem.

  • Dracula Must Die: Dracula's ex-best friend Lionel Van Helsing seeks revenge on him. Short Tall Tales: Grim tells three stories based on Pecos Bill, Paul Bunyan, and John Henry.

  • When Grim's past comes back to haunt him, Billy and Mandy must join forces with their greatest enemies to save the day from evil spiders trying to eat the whole world. And to do that, Billy must conquer his fear of spiders.

  • Billy, Mandy and Grim must preserve Earth's dairy stock after they are kidnapped by aliens obsessed with cheese.

  • The Most Greatest Love Story Ever Told Ever: Irwin and Nergal Junior discover romance.Detention X: Grim becomes a substitute teacher.

  • A swashbuckling adventure that has Grim becoming stripped of his reaping powers by Boogey's vengenance. This time however, Billy, Mandy, and Irwin must get it back by discovering a secret treasure located in the murky seas before Boogey and his band of living pirates discover it. But if they do, they will use the treasure as a weapon to forever terrorize the entire planet!

  • Waking Nightmare: Mandy's beauty sleep is interrupted by Billy.Beware of the Undertoad: Undertoad keeps dragging people down.

  • Company Halt: Skarr is lured back to the dark side when Evil Con Carne is re-established in his house.Anger Mismanagement: Mandy, Grim and Skarr get help to control their tempers.

  • A shape-shifting monster loves pizza; a lovesick mermaid falls in love with an idiot.

  • The Secret Snake Club vs. P.E.: The Secret Snake Club helps Billy get out of P.E. class, but mayhem ensues. King Tooten Pooten: Irwin learns that he is last in a long line of Endsville's pharaohs.

  • The Crass Unicorn: Billy wants to go to a magical place where everything is positive, so Grim takes him to the Enchanted Forest. Most things are peaceful except a rude unicorn named Mary Frances. Billy tries to change her.Billy and Mandy Begins: Irwin asks Billy, Mandy, and Grim how they met.

  • Spidermandy: Mandy gets the chicken pox from Jeff. Be A-Fred, Be Very A-Fred: Grim becomes a "spokesmonster" for a high-profile company.

  • Dumb-Dumbs and Dragons: Billy wants to prove that he is a hero, so Boss Del Guapo teaches him how by making him do his chores. Now that he has done the training, Billy tries to find the weaknesses of Killdozer, the dragon that Billy is supposed to slay while teaching Killdozer the "Billy Style." In the process, he becomes friends with Killdozer, however he still has to slay him. Will he slay Killdozer?Fear and Loathing in Endsville: Dracula drives to a local diner with Grim for an early bird special, but he gets them stuck in a desert. How will they get out of the desert and make it to the diner?

  • Grim leaves Earth when Morg, the Martian Grim Reaper, takes him to Mars with Billy, Mandy, Irwin following them in Grim's trunk. There, they see zombies and Grim and Morg try to take over Earth.

  • A Grim Day: Grim gets a day off from work when Billy visits his grandmother and Mandy gets her home spa treatment. He lets Mr. Skarr borrow his scythe, but he tries to use it for evil and then makes his lawn gnomes grow. With the help of Pud'n and Mindy, Grim tries to get his scythe back.Pandora's Lunch Box: A new student named Dora comes to class and tries to make people open her mysterious lunchbox. She tricks Mandy into opening it so that Mindy can be destroyed and now demons that look like food are unleashed upon humanity. Mandy gets angry that she was tricked and the only way to stop Dora and the demons is to close the lunch box and then open it again. Can she do it?

  • The Wrongest Yard: When Sperg's bullying goes too far, Billy and Irwin join a football team. Irwin is the quarterback while Billy is a training dummy and when Mandy tells the football players what to do through a megaphone, the coach makes Mandy a cheerleader replacing Mindy. Now Mindy wants revenge and will do anything to be cheerleader again with the help of a cheer-leading trophy named Carrie Anne, but she keeps messing up and keeps making the football team lose. Will the team win and will Mindy ever get to be a cheerleader again?Druid, Where's My Car? : Grim and Billy learn how to be a druid in order to get Billy's kite out of an oak tree. Meanwhile, Mandy tries to find her way out of the same oak tree.

  • Modern Primitives: A caveman thaws out of a block of ice and Billy teaches him to adapt to the modern world. After he shows everyone the caveman at school, the caveman goes on a rampage because of the modern world itself. Will anyone or anything stop him?Giant Billy and Mandy All-Out Attack: Grim transports Billy and Irwin to mystical Japan and there they watch giant monsters fight. A monster comes after Grim tries to zap Billy and the monster's arch-enemy comes along too. The monster tries to defeat him meanwhile Mandy reads a letter from Billy and goes to mystical Japan to beat up the cat monster and Billy.

  • The Love that Dare to Speak Its Name: Billy finds his own soul mate, named Blandy, but she's in love with Grim and Billy thinks that Grim loves her.Major Cheese: Grim is dressed up like a cheese snack and tries to get Mighty Moe, a person who has found a way to live forever by adding bonus years to good health, to have junk food so they can be reaped, but a lot of things fail.

  • Billy Ocean: At the beach, Billy wants to dump sand on Grim for fun. Mandy told him to go swim in the ocean. While he's having fun, a whale ate Billy. Inside, he finds Pinnochio and his papa, Geppeto. Grim and Mandy had to find the whale and get Billy out of there. Hill Billy: Billy wants to learn how to juggle chickens. He visits the chicken juggler legend, and the background Billy's in is based on retro black-and-white cartoons. Grim and Mandy finds Billy as a retro cartoon character while juggling chickens and having fun. After Mandy yelled that she hates retro cartoons, the phonograph turns the whole world into a black-and-white cartoon from the 1920s. How will they go back to their normally modern and colorful selves again?