"Transformers: Animated" 2008

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.

Cast:

David Kaye
Optimus Prime (voice) 

Bumper Robinson
Bumblebee (voice) 

Corey Burton
Ratchet / Megatron (voice) 

Bill Fagerbakke
Bulkhead (voice) 

Jeff Bennett
Prowl (voice) 

Tara Strong
Sari Sumdac (voice)