Freddie HighmoreAstro / Toby (voice) Nathan LaneHamegg (voice) Bill NighyDr. Elefun / Robotsky (voice) Donald SutherlandPresident Stone (voice) Charlize Theron"Our Friends" Narrator (voice) Nicolas CageDr. Tenma (voice) Madeline CarrollWidget (voice) Sterling BeaumonSludge (voice) Samuel L. JacksonZog (voice) David Alan GrierMr. Squirt / Math Cowboy / Boxer Robot (voice) Alan TudykMr. Squeegee / Scrapheap Head / Stinger Two (voice) Newell AlexanderGeneral Heckler (voice) Elle FanningGrace (voice) Pilar FlynnCora's Mom (voice) / Jefe de producción Dee Bradley BakerTrashcan (voice) Ryan StilesMr. Moustachio / Burning Robot (voice) David BowersMike the Fridge (voice) / Director / Historia Sofia BowersThe Little Stinker (voice) Nicole Fletcher"Oh No!" Kid (voice) Maryann GargerDr. Pigknuckle / Newscaster (voice) / Productor Tiffany HillkurtzBride to Be (voice) David FeissCowboy Robot (voice) / Story Artist Nicholas GuestFrench Waiter Robot (voice) Max BurkholderBilly (voice) Victor BonavidaSam (voice) Steve AltermanPress Secretary (voice) Rif HuttonMetro City Sergeant (voice) Madeleine RussellMetro City Girl (voice) Tony MatthewsCora's Dad (voice) David BowersMike the Fridge (voice) / Director / Historia Ken TsumuraProductor ejecutivo Maryann GargerDr. Pigknuckle / Newscaster (voice) / Productor Cecil KramerProductor ejecutivo Paul WangProductor ejecutivo Francis KaoProductor ejecutivo Pepe ValenciaDirector Of Photography John OttmanCompositor de música original Todd HommeMusic Supervisor Richard L. AndersonSupervising Sound Editor Pilar FlynnCora's Mom (voice) / Jefe de producción Samuel MichlapProduction Designer Maude LewisProduction Executive Luis GranéCharacter Designer Tim CheungHead Of Animation Jakob Hjort JensenAnimation Director Kim OoiAnimation Director Kevin JohnsonHead Of Story Sharon BridgemanStory Artist Gaëtan BrizziStory Artist David FeissCowboy Robot (voice) / Story Artist Jun FalkensteinStory Artist Elizabeth ItoStory Artist Christian LignanStory Artist Michael LachanceStory Consultant 
