Judd Nelson

Hot Rod / Rodimus Prime (voice)

Peter Cullen

Optimus Prime / Ironhide (voice)

Frank Welker

Soundwave / Megatron / Rumble / Frenzy / Wheelie (voice)

Leonard Nimoy

Galvatron (voice)

Orson Welles

Unicron (voice)

Casey Kasem

Cliffjumper (voice)

Dan Gilvezan

Bumblebee (voice)

Scatman Crothers

Jazz (voice)

Susan Blu

Arcee (voice)

Eric Idle

Wreck-Gar (voice)

Robert Stack

Ultra Magnus (voice)

Norman Alden

Kranix (voice)

Jack Angel

Astrotrain (voice)

Michael Bell

Prowl / Scrapper / Swoop / Junkion (voice)

Gregg Berger

Grimlock (voice)

Lionel Stander

Kup (voice)

John Moschitta Jr.

Blurr (voice)

Walker Edmiston

Inferno (voice)

Paul Eiding

Perceptor (voice)

Neil Ross

Bonecrusher / Hook / Springer / Slag (voice)

Corey Burton

Spike / Brawn / Shockwave (voice)

Roger C. Carmel

Cyclonus / Quintesson Leader (voice)

Arthur Burghardt

Devastator (voice)

Don Messick

Gears (voice)

Ed Gilbert

Blitzwing (voice)

Clive Revill

Kickback (voice)

David Mendenhall

Daniel (voice)

Christopher Collins

Starscream (voice)