Peter Cullen
Optimus Prime / Streetwise / Nightstick / Slugslinger / Wingspan
Jack Angel
Ultra Magnus (voice) / Cyclonus (voice)
Corey Burton
Spike Witwicky / Sunstreaker / Brawn
Don Messick
Ratchet / Gears / Scavenger
John Stephenson
Thundercracker / Windcharger / Huffer
Christopher Collins
Starscream / Wheeljack / Sparkplug / Reflector
Dan Gilvezan
Bumblebee (voice)
Hal Rayle
Snarl / Shrapnel / Pipes
Casey Kasem
Cliffjumper / Bluestreak / Teletraan 1
Neil Ross
Bonecrusher / Hook / Slag
Ed Gilbert
Thrust / Blitzwing / Superion
Scatman Crothers
Jazz (voice)
Victor Caroli
Narrator (voice)
David Mendenhall
Daniel Witwicky
Ken Sansom
Hound
Jim Cummings
Afterburner / Rippersnapper
Clive Revill
Kickback
Gregg Berger
Grimlock (voice)
Peter Renaday
Grapple
Michael Bell
Prowl / Bombshell / Sideswipe/ Swoop
Michael Horton
Chip Chase
Regis Cordic
Menasor