|The Avengers: Earth's Mightiest Heroes|
|Director:|| Sebastian Montes|
|Release Date:||October 20, 2010|
|Running Time:||40 mins|
The Avengers: Earth's Mightiest Heroes - Breakout is a TV Movie in the Avengers: Earth's Mightiest Heroes series that serves as the season 1 premiere episode.
A mass breakout occurs at each of the four supervillian prisons.
Ant-Man, Hulk, Iron Man, Thor and the Wasp band together to battle Graviton after he escapes from the Raft and targets Nick Fury.
- Eric Loomis as Tony Stark/Iron Man
- Phil LaMarr as J.A.R.V.I.S.
- Nolan North as Scientist Supreme, Jimmy Woo, Arthur Parks/Living Laser and Balder
- Rick D. Wasserman as Carl Creel/Absorbing Man and Thor Odinson
- Cam Clarke as Leonard Samson/Doc Samson and Frank Schlichting/Constrictor
- Gabriel Mann as Bruce Banner
- Kari Wahlgren as Jane Foster
- Wally Wingert as Hank Pym/Ant-Man/Giant-Man and Ultron Synthezoid
- Danny Mann as Mad Thinker
- Kari Wuhrer as Maria Hill
- Colleen O'Shaughnessey as Jan van Dyne/Wasp
- Alex Désert as Nick Fury
- Troy Baker as Clay Quartermain, Donnie Gill/Blizzard and David Cannon/Whirlwind
- Dawn Olivieri as Pepper Potts
- Chris Cox as Clint Barton/Hawkeye and Ivan Vanko/Crimson Dynamo
- Fred Tatasciore as Hulk
- Robin Atkin Downes as Emil Blonsky/Abomination
- Jeffrey Combs as Samuel Sterns/Leader