Hugo Weaving Megatron (voice)
Tom Kenny Wheelie (voice)
Steven Spielberg Executive Producer
Patrick Dempsey Dylan
John DiMaggio Leadfoot / Target (voice)
LaMonica Garrett Morshower's Aide
John Malkovich Bruce Brazos
Peter Cullen Optimus Prime (voice)
Ken Jeong Jerry Wang
Frances McDormand Mearing
Kevin Dunn Ron Witwicky
Rosie Huntington-Whiteley Carly
Michael Bay Director, Executive Producer
Robert Foxworth Ratchet (voice)
Josh Duhamel Lennox
Shia LaBeouf Sam Witwicky
Meredith Monroe Engineer's Wife
Alan Tudyk Dutch
Mindy Sterling Female Insurance Agent
John Turturro Simmons
Leonard Nimoy Sentinel Prime (voice)
James Remar Sideswipe (voice)
Charlie Adler Starscream (voice)
Glenn Morshower General Morshower
Ravil Isyanov Voshkod
Julie White Judy Witwicky
Frank Welker Shockwave / Soundwave (voice)
Tom Virtue Black Ops NASA Technician (1969)
Tyrese Gibson Epps
Keith Szarabajka Laserbeak (voice)
Iqbal Theba UN Secretary General
Elya Baskin Cosmonaut Dimitri
Henry Kingi Stunts
Chris Gann Stunts
Anthony Azizi Lt. Sulimani
Jack Axelrod Simmons Tileman
Reno Wilson Brains (voice)
Cole S. McKay Stunts
Francesco Quinn Dino (voice)
Chris Sheffield Pimply Corporate Kid
Scott Krinsky Accuretta Executive
Keiko Agena Mearing's Aide
Ron Bottitta Roadbuster / Amp (voice)
Lester Speight Eddie
Chris Howell Stunts
Danny McCarthy NEST Guard
Annie O'Donnell Human Resources Lady
Maile Flanagan Accuretta Worker
Jess Harnell Ironhide (voice)
George Coe Que / Wheeljack (voice)
Lorenzo di Bonaventura Producer
Ehren Kruger Writer
Inna Korobkina Russian Lady
Josh Kelly Epps Team 'Stone'
Tom DeSanto Producer
Johnny Rzeznik Songs
Mikal Vega Epps Team 'Hooch'
Don Murphy Producer
Frédéric North Pilot
Buzz Aldrin Buzz Aldrin
Ken Takemoto Japanese Executive
John Turk NEST Guard
Ethan Van der Ryn Supervising Sound Editor
Eugene Alper Cosmonaut Yuri
Alicia Vela-Bailey Stunt Double, Stunts
Stephen Monroe Taylor Mailroom Worker
Gene Hartline Stunts
America Young Stunts
Steve M. Davison Stunts
Bill O'Reilly Bill O'Reilly
Kathleen Gati Russian Female Bartender
Erik Aadahl Supervising Sound Editor