Andy SerkisCaesar
Jason ClarkeMalcolm
Gary OldmanDreyfus
Keri RussellEllie
Toby KebbellKoba
Kodi Smit-McPheeAlexander
Judy GreerCornelia
Nick ThurstonBlue Eyes
Terry NotaryRocket
Karin KonovalMaurice
Doc ShawAsh
Lee RossGrey
Richard KingStone
Scott LangLuca
Kirk AcevedoCarver
Jon EyezFoster
Enrique MurcianoKemp
Keir O'DonnellFinney
Kevin RankinMcVeigh
Jocko SimsWerner
James FrancoWill Rodman (archive footage) (uncredited)
Al VicenteMan 1
Matthew JamesMan 2
Deneen TylerWoman
Mustafa HarrisOfficer
Lombardo BoyarTerry
Mike SealDriver
J.D. EvermoreSniper
Chase BoltinRecruit
Michael PapajohnCannon-Gunner
Thomas Rosales Jr.Old Man
Carol SuttonOld Woman
Christopher BerryGun-Clinching Man
Sergio KatoColony Survivor (uncredited)
Michael BloombergSelf (archival footage)
Santana DraperHuman Colony Member (uncredited)
Monica Rene'e AndersonCaptured Human (uncredited)
John L. ArmijoDreyfus' Officer (uncredited)
Joe BravoCity Hall Colonist (uncredited)
Steve D'AssisSurvivor (uncredited)
Mike R. MoreauHuman Survivor (Courthouse) (uncredited)
Jazzy EllisHuman Colony (uncredited)
Lucky JohnsonRationer (uncredited)
Allyson Leigh JordanHuman Colonist (uncredited)
Angela KereczCaptured Human (uncredited)
Bobby KereczCaptured Human (uncredited)
Anthony A. KungColony Member (uncredited)
Richie J. LadnerCity Hall Colonist (uncredited)
John R MangusDreyfus Officer (uncredited)
John ParsonsHuman Colony Member (uncredited)
Mel PowellDriver (uncredited)
Carl Joseph SchreiberHuman Colonist (uncredited)
Timothy WyantAttacked First Running Colonist (uncredited)
Lynnanne ZagerNewscaster (voice) (uncredited)
Barack ObamaSelf (archive footage) (uncredited)