The Transformers
Peter CullenOptimus Prime (voice), Optimus Prime / Streetwise / Nightstick / Slugslinger / Wingspan
Frank WelkerMegatron (voice) / Soundwave (voice), Galvatron / Chromedome (voice)
Jack AngelUltra Magnus / Cyclonus (voice)
Corey BurtonSpike Witwicky / Sunstreaker / Brawn, Spike Witwicky (voice)
Dan GilvezanBumblebee (voice), Goldbug (voice)
John StephensonThundercracker / Windcharger / Huffer, Kup (voice)
Christopher CollinsSkullcruncher (voice), Starscream / Wheeljack / Sparkplug / Reflector
Victor CaroliNarrator (voice)
Neil RossCrosshairs (voice), Bonecrusher / Hook / Slag
Michael BellBrainstorm (voice), Prowl / Bombshell / Sideswipe/ Swoop
Hal RayleSnarl / Shrapnel / Pipes
Casey KasemCliffjumper / Bluestreak / Teletraan 1
Scatman CrothersJazz (voice)
Ken SansomHound
Michael HortonChip Chase
Don MessickRatchet / Gears / Scavenger, Carl Andrews (voice)
Gregg BergerGrimlock (voice), TORQ III (voice)
Ed GilbertThrust / Blitzwing / Superion
Jim CummingsAfterburner / Rippersnapper
Peter RenadayGrapple- RRegis CordicMenasor
Paul EidingPerceptor (voice)
David MendenhallDaniel Witwicky, Daniel Witwicky (voice)
Richard GautierHot Rod (voice), Rodimus Prime (voice)
Aron KincaidSky Lynx (voice)
Arthur BurghardtDevastator (voice)
Mona MarshallNijika (voice), Aron (voice) / Marty (voice), Jumal (voice), Luisa (voice), Justin (voice)
Brad GarrettTrypticon (voice)
Susan BluArcee (voice)
Clive RevillKickback (voice)
Alan Oppenheimer
Michael McConnohie
Tony PopeWreck-Gar (voice), Alpha Trion (voice)
Linda Gary
Wally BurrThundercracker (voice), Kremzeek (voice), Ratchet (voice), Nergill (voice)
Roger C. CarmelEl Presidente (voice), Menasor (voice), Ancient Autobot (voice), Abdul Ben-F'aisal (voice)
Stan JonesMisfire (voice), Scourge (voice)- SSteve BulenSureshot (voice)
John Moschitta Jr.Blurr (voice)
Johnny HaymerHighbrow (voice)- JJered BarclayCerebros (voice)
Stephen KeenerFortress Maximus (voice), Mindwipe (voice)
Laurie FasoPlayback (voice), Dixson (voice)
Jeff MacKayFireflight (voice)
Jerry HouserSandstorm (voice)- MMorgan LoftingDoctor Harding (voice), Moonracer (voice)
Beau WeaverOctane (voice)- MMichael ChainRaoul (voice)
T.K. CarterRocksteady (voice)
Marlene AragonElita-1 (voice)