Voice actor legend Peter Cullen is back to work as Optimus Prime for Revenge, according to MTV Movie Blog. So far, Michael Bay has brought him in for some of the animation before they'll "get into the main stuff more towards the end of the fall…November, perhaps.” While again he remains off-camera, he'll have a home when the animators synchronize Optimus' mouth with his - “they focus a camera on my mouth. It’s like ‘Oh my God, they’re looking into my mouth!’ It’s like going to the dentist.”

Read the original article here at MTV's movie blog.