OK K.O.! Let's Be Heroes/The Amazing World of Gumball

Cast

 * K.O. as Gumball
 * Colewort as Darwin
 * Dendy as Anais
 * Carol as Nicole
 * Mr. Gar as Richard
 * Radicles as Rocky
 * Enid as Penny
 * Joe Cuppa as Larry
 * Darrell as Tobias
 * Mr. Logic as Bobert
 * Mega Football Baby as Banana Joe
 * Gregg as Juke
 * Crinkly Wrinkly as Mr. Small
 * Miss Quatum as Miss Simian
 * Principal Claus as Principal Brown
 * Ernesto as Mr. Robinson
 * Shannon as Mrs. Robinson
 * Cosma as Tina
 * Dynamite Watkins as Molly
 * Chameleon Sr. as Hector
 * Lord Boxman as Sal Lef Thumb
 * Icky and Boris as Colin and Feliz