Peter Cullen (43)

Optimus Prime / Streetwise / Nightstick / Slugslinger / Wingspan / Optimus Prime (voice)

Frank Welker (38)

Megatron (voice) / Soundwave (voice) / Galvatron / Chromedome (voice)

Jack Angel (53)

Ultra Magnus / Cyclonus (voice)

Corey Burton (29)

Spike Witwicky / Sunstreaker / Brawn / Spike Witwicky (voice)

Susan Blu (36)

Arcee (voice)

Hal Rayle (29)

Snarl / Shrapnel / Pipes

Casey Kasem (52)

Cliffjumper / Bluestreak / Teletraan 1

Dan Gilvezan (33)

Bumblebee (voice) / Goldbug (voice)

David Mendenhall (13)

Daniel Witwicky / Daniel Witwicky (voice)

Christopher Collins (35)

Starscream / Wheeljack / Sparkplug / Reflector / Skullcruncher (voice)

John Stephenson (61)

Thundercracker / Windcharger / Huffer / Kup (voice)

Scatman Crothers (74)

Jazz (voice)

Richard Gautier (52)

Rodimus Prime (voice) / Hot Rod (voice)

Victor Caroli

Narrator (voice)

Neil Ross (39)

Bonecrusher / Hook / Slag / Crosshairs (voice)

Ken Sansom (57)

Hound

Jim Cummings (31)

Afterburner / Rippersnapper

Aron Kincaid (44)

Sky Lynx (voice)

Peter Renaday (49)

Grapple

Michael Bell (46)

Prowl / Bombshell / Sideswipe/ Swoop / Brainstorm (voice)

Michael Horton (32)

Chip Chase

Regis Cordic (58)

Menasor

Paul Eiding (27)

Perceptor (voice)

Stan Jones (57)

Misfire (voice) / Scourge (voice)

Steve Bulen (35)

Sureshot (voice)

John Moschitta Jr. (30)

Blurr (voice)

Johnny Haymer (64)

Highbrow (voice)

Jered Barclay (53)

Cerebros (voice)

Ed Gilbert (53)

Thrust / Blitzwing / Superion / Basso Profundo (voice)

Don Messick (58)

Ratchet / Gears / Scavenger / / Carl Andrews (voice)