The Amazing World of Gumball is an upcoming movie that will premiere in theaters TBA 2015.
A blue cat (Ice Cube) is ready for Elmore Junior High chorus.
- Ice Cube as Gumball Watterson, a blue cat.
- Kevin Hart as Darwin Watterson, a fish who grew legs.
- Megan Fox as Anais Watterson, Gumball's sister
- Tika Sumpter as Nicole Watterson, Gumball's mother.
- John Leguizamo as Richard Watterson, Gumball's father.
- Scarlett Johansson as Penny Fitzgerald, Gumball's girlfriend
- Bryan Callen as Tobias Wilson, the main antagonist who wants to befriend Darwin.
- Laurence Fishburne as Alan, a balloon.
- Bruce McGill as Banana Joe, a banana. His catchphrase is "I'm a banana!".
- Gary Owen as Miss Simian, the teacher of Elmore Junior High.
- Jay Pharoah as Principal Brown, the principal of Elmore Junior High.
- David Banner as Mr. Small, the school counselor of Elmore Junior High.
- Dragos Bucur as Rocky Robinson, the guy who mops the school.
- Gary Weeks as Coach, the coach of Gym Class.
- Jacob Latimore as School Nurse
- Benjamin Flores, Jr. as Librarian
- This is the first movie.