Peter CullenOptimus Prime (voice) Jeffrey CombsRatchet (voice) Frank WelkerMegatron (voice) Tania GunadiMiko Nakadai (voice) Josh KeatonJack Darby (voice) Kevin Michael RichardsonBulkhead (voice) Ernie HudsonAgent William Fowler (voice) Andy PessoaRafael "Raf" Esquivel (voice) Sumalee MontanoArcee (voice) Steve BlumStarscream (voice) Daran NorrisKnock Out (voice) Markie PostJune Darby (voice) David SobolovShockwave (voice) Nolan NorthSmokescreen (voice) Michael IronsideUltra Magnus (voice) Adam BaldwinBreakdown (voice) Clancy BrownSilas (voice) Tony ToddDreadwing (voice) Gina TorresAirachnid (voice) John NobleUnicron (voice) Peter MensahPredaking (voice) Alexandra KrosneySierra (voice) George TakeiAlpha Trion (voice) David KayeHardshell (voice) James HoranWheeljack (voice) Richard GreenSkyquake (voice) Dwayne JohnsonCliffjumper (voice) Will FriedleBumblebee (voice) Billy BrownCliffjumper (voice) Reggie BannisterMuseum Security Guard (voice) John DiMaggioVogel (voice) Robert ForsterGeneral Bryce (voice) Vinton Heuck导演 / Storyboard Todd Waterman导演 / Storyboard David Hartman导演 / Art Direction Kirk Van WormerCo-Director 
