Peter Cullen
Optimus Prime (voice)
Series
Roll out with Optimus Prime, Bumblebee, Arcee, Ratchet, Bulkhead, and the rest of the heroic Autobots as they battle the evil Decepticons. Now that big bad Megatron has returned with a mysterious and dangerous element, Team Prime must prepare for an epic battle.
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Season guide
26 episodes available
The Autobots go on alert as the Decepticons return to Earth in the series opener, Meanwhile a group of humans find themselves with new caretakers after stumbling into the middle of the Autobot conflict with the Decepticons.
The Autobots go in search of Cliffjumper, whose life signal is weak and find Megatron wielding the dangerous dark Energon.
Bulkhead is unknowingly shadowed by Miko as he goes to rescue Agent Fowler, who was kidnapped by the Decepticons.
On screen
Optimus Prime (voice)
Ratchet (voice)
Megatron (voice)
Miko Nakadai (voice)
Jack Darby (voice)
Bulkhead (voice)
More from the vault
The Autobots try to stave off an attack from Megatron's Terrorcons to protect their human wards.
Earth has an outbreak of natural disasters, caused by Dark Energon.
Agent William Fowler (voice)
Rafael "Raf" Esquivel (voice)
Arcee (voice)
Smokescreen (voice)
Starscream (voice)
Ultra Magnus (voice)