Transformers

Peter Cullen

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

Jack Angel

Ultra Magnus / Cyclonus (voice)

Corey Burton

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

John Stephenson

Kup (voice) / Thundercracker / Windcharger / Huffer

Christopher Collins

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

Dan Gilvezan

Bumblebee (voice) / Goldbug (voice)

Neil Ross

Bonecrusher / Hook / Slag / Crosshairs (voice)

Victor Caroli

Narrator (voice)

Michael Bell

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

Hal Rayle

Snarl / Shrapnel / Pipes

Casey Kasem

Cliffjumper / Bluestreak / Teletraan 1

Scatman Crothers

Jazz (voice)

Ken Sansom

Hound

Michael Horton

Chip Chase

Don Messick

Ratchet / Gears / Scavenger

Gregg Berger

Grimlock (voice)

Frank Welker

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

Jim Cummings

Afterburner / Rippersnapper

Peter Renaday

Grapple

Regis Cordic

Menasor

Ed Gilbert

Thrust / Blitzwing / Superion

Paul Eiding

Perceptor (voice)

David Mendenhall

Daniel Witwicky / Daniel Witwicky (voice)

Richard Gautier

Hot Rod (voice) / Rodimus Prime (voice)

Aron Kincaid

Sky Lynx (voice)

Susan Blu

Arcee (voice)

Clive Revill

Kickback

Steve Bulen

Sureshot (voice)

John Moschitta Jr.

Blurr (voice)

Johnny Haymer

Highbrow (voice)

Jered Barclay

Cerebros (voice)

Stan Jones

Misfire (voice)

Stephen Keener

Mindwipe (voice)

Arthur Burghardt

Devastator (voice)

Mona Marshall

Aron (voice) / Marty (voice) / Jumal (voice) / Justin (voice) / Luisa (voice) / Nijika (voice)

Brad Garrett

Trypticon (voice)

Tony Pope

Alpha Trion (voice) / Wreck-Gar (voice)

Wally Burr

Kremzeek (voice) / Nergill (voice) / Ratchet (voice) / Thundercracker (voice)

Roger C. Carmel

Abdul Ben-F'aisal (voice) / Ancient Autobot (voice) / El Presidente (voice) / Menasor (voice)

Jeff MacKay

Fireflight (voice)

Jerry Houser

Sandstorm (voice)

Laurie Faso

Dixson (voice) / Playback (voice)

Morgan Lofting

Doctor Harding (voice) / Moonracer (voice)

Beau Weaver

Octane (voice)

Michael Chain

Raoul (voice)

T.K. Carter

Rocksteady (voice)

Marlene Aragon

Elita-1 (voice)