Megan Fox Mikaela Banes
Hugo Weaving Megatron (voice)
Steven Spielberg Executive Producer
Tom Kenny Wheelie / Skids (voice)
Kevin Michael Richardson Prime #2 / Skipjack (voice)
Hans Zimmer Thanks
Josh Duhamel Major Lennox
Shia LaBeouf Sam Witwicky
John Turturro Simmons
Isabel Lucas Alice
Frank Welker Soundwave / Devastator / Reedman (voice)
Kevin Dunn Ron Witwicky
Tyrese Gibson USAF Chief Master Sergeant Epps
Grey DeLisle Arcee (voice)
Michael Bay Executive Producer, Director
Tony Todd Fallen (voice)
Rainn Wilson Professor Colan
Peter Cullen Optimus Prime (voice)
Robert Foxworth Ratchet (voice)
Katie Lowes April the Resident Assistant
Robin Atkin Downes Prime #3 (voice)
Michael York Prime #1 (voice)
Marc Evan Jackson Commander, US Central Command
Andrew Howard Special Air Service Forces
Julie White Judy Witwicky
Ramón Rodríguez Leo Spitz
Charlie Adler Starscream (voice)
America Olivo Frisbee Girl
Spencer Garrett Air Force Chief of Staff
Deep Roy Egyptian Guard
Aaron Hill Frat Guy
Glenn Morshower General Morshower
Alicia Vela-Bailey Stunts
David Bowe Smithsonian Guard
Lauren Mary Kim Stunts
Alex Kurtzman Writer
Cas Anvar Egyptian Interpol Officer
Jeff Lew Animation
John Benjamin Hickey Galloway
Matthew Marsden Special Air Service Forces
Reno Wilson Mudflap (voice)
Ehren Kruger Writer
Lorenzo di Bonaventura Producer
Michael Benyaer Egyptian Interpol Officer
Donna Evans Stunts
Michael Papajohn Cal
John Eric Bentley Aide
Jess Harnell Ironhide (voice)
Alex Fernandez Joint Ops Staff
Hank Amos Stunts
Roberto Orci Writer
Tom DeSanto Producer
Philip Tan Stunts
Sean T. Krishnan Yakov
Erik Aadahl Supervising Sound Editor
Jimmy N. Roberts Stunt Driver
Lin Oeding Stunt Driver
Josh Kelly Strike Force Team
Jessie Graff Stunt Double
Naaman Marshall Art Direction
Denise Chamian Casting
Steve Kelso Stunt Driver
André Sogliuzzo Sideswipe (voice)
Ethan Van der Ryn Supervising Sound Editor
Greg P. Russell Sound Re-Recording Mixer
Christopher Curry Pundit
John Sanderford Pundit
Jareb Dauplaise Frat Guy
Eric Pierpoint NSA Officer
Walker Howard Sharsky
Caitlin Dulany CNN Reporter (uncredited)
Jonathon Trent Fassbinder