Megatron / Mirage / Rumble / Skywarp / Soundwave (voice)
Cliffjumper / Narrator / Spike Witwicky / additional voices (voice)
Optimus Prime / Ironhide (voice)
Starscream / Wheeljack / Reflector / Sparkplug Witwicky (voice)
Jazz (voice)
Bumblebee / Shockwave (voice)
Prowl (voice)
Narrator (archive audio)
Hound / Ratchet / Teletraan 1 / Thundercracker (voice)
Spike Witwicky / Shockwave / Brawn (archive audio)
Gears / Ratchet (archive audio)
Huffer / Thundercracker (archive audio)
Jazz (archive audio)
Starscream / Wheeljack / Laserbeak (archive audio)
Cliffjumper / Bluestreak / Teletraan 1 (archive audio)