Frank WelkerMegatron/Soundwave/Laserbeak/Ravage/Rumble/Skywarp/Trailbreaker/Mirage/Sludge/Jeff/Frenzy/Mixmaster/Buzzsaw/Nitro/Booper/Poplock/Hector Ramirez/Blades/Groove/Galvatron/Chromedome/Pinpointer
Peter CullenOptimus Prime/Ironhide/Joe/Halonix Maximus/Frankenstein's Monster/Tlaloc/C.B. Radio/Streetwise/It/Wingspan/Slugslinger/Nightstick
Corey BurtonShockwave/Spike Witwicky/Sunstreaker/Brawn/Beorht/Harold Edsel/Vector Sigma/Dr. Rickel/Dion/Alpha Trion/Rage Quintesson/Custodiobot/Mara-Al-Utha/Chief Lanargan/Wideload
Chris LattaStarscream/Wheeljack/Reflector/Sparkplug Witwicky/Viewfinder/Phil Geddis/Furg/Dag/Defensor/Sweep/Slammer/Cobra Commander/Yamanote Engineer/Krunk/Skullcruncher
John StephensonThundercracker/Huffer/Windcharger/Dr. Alcazar/Autobot X/Professor Hayley/Winston/Larry/Bosch/Devcon/Alpha Trion/Kup
Jack AngelRamjet/Smokescreen/Astrotrain/Omega Supreme/Sir Wulf/Breakdown/Professor Terranova/Ultra Magnus/Sweep/Death Quintesson/Sentinel Prime/Basso Profundo/Lanargan/Omega Supreme/Katsu Don/Cyclonus/Arcana
Dan GilvezanBumblebee/Skids/Hot Spot/Mr. Robbins/Outback/Scamper/Gold Bug/Rollbar/Snapdragon
Michael BellProwl/Sideswipe/Swoop/Scrapper/Bombshell/Igor/Dr. Fujiama/Possom Brown/First Aid/Primon/Junkion/Space-Age Jack/Brainstorm/Gort
Casey KasemCliffjumper/Teletraan I/Bluestreak/Dr. Arkeville/Clothes Horse/Dread Slaves
Don MessickRatchet/Gears/Scavenger/Kremzeek
Scatman CrothersJazz
Dick GautierRodimus Prime/Sweep/Quintesson Scientist/Hot Rod/Xetaxxin/Apeface/Firebolt
