Transformers 3 (2011) - Cast

Shia LaBeouf as Sam Witwicky
Rosie Huntington-Whiteley as Carly
Josh Duhamel as Major Lennox
John Turturro as Simmons (rumored)
Frank Welker as Soundwave (voice)
James Avery as Silverbolt (voice)
Peter Cullen as Optimus Prime (voice)
Kevin Dunn as Ron Witwicky
Ramon Rodriguez as Leo Spitz (rumored)
Corey Burton as Shockwave (voice) (rumored)
Julie White as Judy Witwicky
Mark Ryan as (voice) (rumored)
Jess Harnell as Ironhide (voice)
Brett Stimely as President (rumored)
Anthony Azizi as Lt. Sulemani
David St. James as NASA scientist
Jack Donner as Jack
Scott Levy as USAF Tech Sergeant Allen
Patrick Dempsey as ?
John Malkovich as Sam's Boss
Ken Jeong as ?
Frances McDormand as National Intelligence Director
Alan Tudyk as ?
Tyrese Gibson as Robert Epps
Keiko Agena as Mearing's Aide
Kym Whitley as ?
Lester Speight as Hardcore Eddie
Elena Kolpachikova as Russian (rumored)
Lindsey Ginter as NASA Scientist
Chris Sheffield as Pimply Executive
Denny Torich as Air Force Pilot
Matt McVay as Tracking Station Crew
Steve Hersack as Lt. Col. NEST Aide.
Annie Hsu as Secretary
Jason Endicott as Mearing's Aide #2