The evil Decepticons have appeared in Detroit. With the all powerful Allspark, Megatron can use it to turn all of Earth's robots into Decepticons. However, Optimus Prime and his Autobots arrive and plan to stop Megatron and his evil plan in Transformers Animated.

David Kayeas Optimus Prime (voice)
Bumper Robinsonas Bumblebee (voice)
Corey Burtonas Ratchet / Megatron (voice)
Bill Fagerbakkeas Bulkhead (voice)
Jeff Bennettas Prowl (voice)
Tara Strongas Sari Sumdac (voice)
Tom Kennyas Isaac Sumdac (voice)
Lance Henriksenas Lockdown (voice)
Phil LaMarras Jazz (voice)
Brian Posehnas Nanosec (voice)
Michael Ryan