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Full cast of Transformers: Beginnings (2007)

Peter CullenPeter Cullen

Optimus Prime (voice)

Frank WelkerFrank Welker

Megatron (voice)

Mark RyanMark Ryan

Bumblebee (voice)

Patrick HallahanPatrick Hallahan

Starscream (voice)

Brian StepanekBrian Stepanek

Blackout / Agent Simmons (voice)

Kevin DunnKevin Dunn

Ron Witwicky

Patrick ViallPatrick Viall

Capt. Archibald Witwicky / Barricade / Additional Voices (voice)

Justin FoleyJustin Foley

Additional Voices (voice)

Back to Transformers: Beginnings