Reparto (23)
Nicolas CageDr. Tenma (voice)
Madeline CarrollWidget (voice)
Freddie HighmoreAstro Boy (voice)
Kristen BellCora (voice)
Donald SutherlandGeneral Stone (voice)
Bill NighyDr. Elefun (voice)
Eugene LevyOrrin (voice)
Sterling BeaumonSludge (voice)
Nathan LaneHam Egg (voice)
Samuel L. JacksonZog (voice)
Charlize TheronNarrator
David Alan GrierMr. Squirt / Math Cowboy / Boxer Robot
Alan TudykMr. Squeegee / Scrapheap Head / Stinger Two
Newell AlexanderGeneral Heckler (voice)
Elle FanningGrace (voice)Pilar FlynnCora's Mom (voice)
Dee Bradley BakerTrashcan (voice)
Moisés AriasZane (voice)
Ryan StilesMr. Moustachio/Burning Robot (voice)
Matt LucasSparx (voice)
David FeissCowboy Robot (voice)
Nicholas GuestFrench Waiter Robot (voice)
Steve AltermanPress Secretary (voice)