Cast
Peter Cullen
Optimus Prime (voice)
Frank Welker
Megatron / Terrorcon (voice)
Steve Blum
Starscream / Darksteel (voice)
Jeffrey Combs
Ratchet (voice)
Will Friedle
Bumblebee (voice)
James Horan
Wheeljack (voice)
Michael Ironside
Ultra Magnus (voice)
Peter Mensah
Predaking (voice)
Sumalee Montano
Arcee (voice)
John Noble
Unicron (voice)
Crew
Matthew Humphreys
Storyboard Artist
Vinton Heuck
Director
Todd Waterman
Director
Alex Kurtzman
Producer
Roberto Orci
Producer
Roberto Orci
Writer
Steven Melching
Writer
Marsha Griffin
Writer
Scooter Tidwell
Director
David Hartman
Art Direction
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