Transformers One — Official Trailer

Synopsis

The untold origin story of Optimus Prime and Megatron, better known as sworn enemies, but once were friends bonded like brothers who changed the fate of Cybertron forever.

Cast & Crew

Directed by Josh Cooley

• Chris Hemsworth
  as Orion Pax / Optimus Prime (voice)
• Brian Tyree Henry
  as D-16 / Megatron (voice)
• Scarlett Johansson
  as Elita-1 (voice)
• Keegan-Michael Key
  as B-127 (voice)
• Jon Hamm
  as Sentinel Prime (voice)
• Steve Buscemi
  as Starscream (voice)