It just rang a bell, and I was cast in that part. I guess people somehow picked up on that.” Cullen has voiced Optimus Prime since the original “The Transformers” show debuted in 1984.

The star-studded voice cast of the Josh Cooley-directed film includes Chris Hemsworth, Brian Tyree Henry, Scarlett Johansson, Keegan-Michael Key, Steve Buscemi, Laurence Fishburne and Jon Hamm.

Cullen has been a voice actor since the '70s. He is most famously the voice of Optimus Prime in the animated and live-action Transformers, Eeyore in Winnie the Pooh and Zandar in G.I. Joe.

Transformers One producer Lorenzo di Bonaventura recently shared that he is excited for fans to hear Chris Hemsworth (Thor, Men in Black: International) as a younger Optimus Prime.

ViacomCBS’s VIAC Paramount Pictures has teamed up with ByteDance -owned TikTok to incorporate the iconic voice of Optimus Prime into the platform’s text-to-speech functionality.

Transformers One stars Chris Hemsworth as Orion Pax, Brian Tyree Henry as D-16, Scarlett Johansson as Elita, Keegan-Michael Key as B-127, Laurence Fishburne as Alpha Trion, and Jon Hamm as ...

The two Optimuses meet, and Primal warns Prime of a brand new threat to their world. “Let them come,” Optimus Prime says, over footage of a heavy-metal battle pitting robots against robots.