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2008 in animation is an overview of notable events, including notable awards, list of films released, television show debuts and endings, and notable deaths.
| Date | Title | Channel | Year |
|---|---|---|---|
| January 5 | Animalia | PBS Kids Go! | 2008–2009 |
| January 12 | Betsy's Kindergarten Adventures | PBS Kids | 2008 |
| February 4 | The Mr. Men Show | Cartoon Network | 2008–2009 |
| February 7 | Ni Hao, Kai-Lan | Nick Jr. | 2008–2011 |
| March 8 | The Spectacular Spider-Man | TheCW4Kids, Disney XD | 2008–2009 |
| March 15 | World of Quest | Kids' WB | |
| April 12 | Pokémon: DP Battle Dimension | Cartoon Network | |
| April 18 | Ben 10: Alien Force | 2008–2010 | |
| April 26 | The Mighty B! | Nickelodeon | 2008–2011 |
| April 27 | Speed Racer: The Next Generation | Nicktoons Network | 2008–2013 |
| June 5 | The Marvelous Misadventures of Flapjack | Cartoon Network | 2008–2010 |
| Total Drama | 2008–2014 | ||
| June 21 | Can You Teach My Alligator Manners? | Playhouse Disney | 2008–2009 |
| June 27 | Three Delivery | Nicktoons Network | |
| July 9 | Click and Clack's As the Wrench Turns | PBS | 2008 |
| September 1 | Martha Speaks | PBS Kids | 2008–2014 |
| Sid the Science Kid | 2008–2013 | ||
| September 7 | Wunderkind Little Amadeus | 2008–2009 | |
| September 28 | The Life & Times of Tim | HBO | 2008–2012 |
| Superjail! | Adult Swim | 2008–2014 | |
| October 3 | The Secret Saturdays | Cartoon Network | 2008–2010 |
| Star Wars: The Clone Wars | 2008–2014 | ||
| October 4 | Making Fiends | Nicktoons Network | 2008 |
| Turbo Dogs | Qubo | 2008–2011 | |
| October 27 | Cars Toons | Disney Channel | 2008–2014 |
| November 3 | Sammy's Story Shop | Qubo | 2008 |
| November 8 | Tasty Time with ZeFronk | Playhouse Disney | 2008–2010 |
| November 14 | Batman: The Brave and the Bold | Cartoon Network | 2008–2011 |
| November 16 | Toot & Puddle | Noggin | 2008–2009 |
| November 21 | Spaceballs: The Animated Series | G4 | |
| November 23 | The Drinky Crow Show | Adult Swim | |
| November 28 | The Penguins of Madagascar | Nickelodeon | 2008–2015 |
| December 6 | Random! Cartoons | Nicktoons Network | 2008–2009 |
| Date | Title | Channel | Year | Notes |
|---|---|---|---|---|
| January 7 | Higglytown Heroes | Playhouse Disney | 2004–2008 | Ended |
| January 21 | Codename: Kids Next Door | Cartoon Network | 2002–2008 | |
| The Land Before Time | 2007–2008 | |||
| February 1 | Pokémon: Diamond and Pearl | |||
| March 1 | Johnny Test | Kids' WB | 2005–2008 | Cancelled, until revived by Cartoon Network in 2009. |
| March 8 | The Batman | 2004–2008 | Ended | |
| March 15 | Shaggy & Scooby-Doo Get a Clue! | 2006–2008 | ||
| March 21 | Wilbur | Discovery Kids | 2007–2008 | |
| March 22 | Tom and Jerry Tales | Kids' WB | 2006–2008 | |
| March 23 | Frisky Dingo | Adult Swim | ||
| March 27 | Camp Lazlo | Cartoon Network | 2005–2008 | |
| April 5 | Legion of Super Heroes | Kids' WB | 2006–2008 | |
| April 12 | Ben 10 (2005) | Cartoon Network | 2005–2008 | |
| May 15 | Lil' Bush | Comedy Central | 2007–2008 | Cancelled |
| May 25 | Class of 3000 | Cartoon Network | 2006–2008 | Ended |
| May 31 | Space Ghost Coast to Coast | GameTap | ||
| June 10 | ToddWorld | Discovery Kids | 2004–2008 | |
| June 18 | The Zula Patrol | PBS Kids | 2005–2008 | |
| June 21 | Growing Up Creepie | Discovery Kids | 2006–2008 | |
| July 1 | Bigfoot Presents: Meteor and the Mighty Monster Trucks | |||
| July 5 | The Future Is Wild | 2007–2008 | ||
| July 6 | Assy McGee | Adult Swim | 2006–2008 | Cancelled |
| July 19 | Avatar: The Last Airbender | Nickelodeon | 2005–2008 | Ended |
| August 13 | Click and Clack's As the Wrench Turns | PBS | 2008 | Cancelled |
| August 17 | All Grown Up! | Nickelodeon | 2003–2008 | Ended |
| Code Monkeys | G4 | 2007–2008 | Cancelled | |
| George of the Jungle | Cartoon Network | |||
| August 23 | ChalkZone | Nickelodeon | 2002–2008 | |
| August 31 | Mama Mirabelle's Home Movies | PBS Kids | 2007–2008 | |
| September 11 | Strawberry Shortcake | Direct-to-Video | 2003–2008 | Ended |
| September 13 | El Tigre: The Adventures of Manny Rivera | Nicktoons Network | 2007–2008 | Cancelled |
| September 20 | Kappa Mikey | 2006–2008 | Ended | |
| September 27 | Betsy's Kindergarten Adventures | PBS Kids | 2008 | Cancelled |
| October 11 | Tutenstein | Discovery Kids | 2003–2008 | Ended |
| October 26 | Happy Monster Band | Playhouse Disney | 2007–2008 | Cancelled |
| October 30 | Edgar & Ellen | Nicktoons Network | ||
| November 1 | Making Fiends | 2008 | ||
| November 13 | 3-2-1 Penguins! | Qubo | 2006–2008 | |
| November 20 | The Emperor's New School | Disney Channel | ||
| November 27 | My Gym Partner's a Monkey | Cartoon Network | 2005–2008 | |
| November 30 | Ribert and Robert's Wonderworld | PBS Kids | ||
| December 6 | DinoSquad | CBS | 2007–2008 | |
| Care Bears: Adventures in Care-a-lot | ||||
| Horseland | 2006–2008 | |||
| December 18 | Moral Orel | Adult Swim | 2005–2008 | Ended |
| December 19 | Sammy's Story Shop | Qubo | 2008 | Cancelled |
| Date | Title | Season | Channel |
|---|---|---|---|
| January 20 | Aqua Teen Hunger Force | 5 | Adult Swim |
| February 1 | The Backyardigans | 3 | Nickelodeon |
| February 18 | The Fairly OddParents | 6 | Nickelodeon |
| March 3 | SpongeBob SquarePants | 6 | Nickelodeon |
| March 10 | The Replacements | 2 | Disney Channel |
| March 12 | South Park | 12 | Comedy Central |
| March 13 | Foster's Home for Imaginary Friends | 6 | Cartoon Network |
| March 23 | Futurama | 5 | Comedy Central |
| June 29 | Ed, Edd n Eddy | 6 | Cartoon Network |
| September 15 | Dora the Explorer | 5 | Nickelodeon |
| September 28 | American Dad! | 5 | Fox |
| Family Guy | 7 | ||
| King of the Hill | 13 | ||
| The Simpsons | 20 | ||
| October 2 | Chowder | 2 | Cartoon Network |
| October 10 | Ben 10: Alien Force | 2 | Cartoon Network |
| December 7 | Robot Chicken | 4 | Adult Swim |
| Date | Title | Season | Channel |
|---|---|---|---|
| March 23 | Aqua Teen Hunger Force | 5 | Adult Swim |
| May 4 | Family Guy | 6 | Fox |
| May 18 | King of the Hill | 12 | |
| American Dad! | 4 | ||
| The Simpsons | 19 | ||
| June 29 | Ed, Edd n Eddy | 6 | Cartoon Network |
| July 24 | Chowder | 1 | Cartoon Network |
| August 5 | Dora the Explorer | 4 | Nickelodeon |
| August 31 | Ben 10: Alien Force | 1 | Cartoon Network |
| October 5 | Robot Chicken | 3 | Adult Swim |
| November 19 | South Park | 12 | Comedy Central |
David Mitton, a creator of the gentle children's television series "Thomas the Tank Engine and Friends," which evolved into an international hit and a merchandising juggernaut, died on May 16 in London. He was 69.
Adam Blaustein, 11 December 2008; citing U.S. Social Security Administration, Death Master File, database (Alexandria, Virginia: National Technical Information Service, ongoing)