Jennifer Connelly Helen Benson
Keanu Reeves Klaatu
Kyle Chandler John Driscoll
Jon Hamm Michael Granier
Kathy Bates Regina Jackson
Robert Knepper Colonel
Hiro Kanagawa Dr. Ikegawa
John Cleese Professor Barnhardt
Jaden Smith Jacob Benson
Ty Olsson Flash Chamber Colonel
Brandon T. Jackson Target Tech
Patrick Sabongui Soldier #1
Jake McLaughlin Soldier
Juan Riedinger William Kwan
James Hong Mr. Wu
Ben Cotton Truck Driver
Joshua Close Flash Chamber Engineer
Scott Derrickson Director
Roger Cross General Quinn
Marci T. House Medic #3
Michael Hogan General
David Lucarelli ADR Recordist
J.C. MacKenzie Grossman
Buddy Joe Hooker Stunts
Bill Mondy Helicopter Scientist #2
Serge Houde Scientist #1
Ken Kirzinger Arguing Evacuee
Rukiya Bernard Student
Laura Lee Connery Stunts
Tyler Bates Original Music Composer
Tracey Wilson Storyboard Artist
Jacob Blair Soldier #2
Charleen Richards-Steeves ADR Mixer
Blair Redford Army Fighter Pilot #1
Reese Alexander Sergeant
Mindy Marin Casting
Heather Doerksen Regina's Aide
Paul Harris Boardman Producer
Melissa R. Stubbs Stunts
Jeff Dashnaw Stunts
Sunita Prasad Rouhani
Richard Keats Helicopter Scientist #1
Gary Burritt Negative Cutter
Frédéric North Pilot
Gregory Goodman Producer
Kara Lipson Casting Associate
David Richmond-Peck Polygraph Operator
Fraser Aitcheson Stunts
Steve M. Davison Stunt Coordinator
David Tattersall Director of Photography
Geoff Meed Field Commander Communications Officer
Andrew Wheeler Guardsman
Dean Redman Military Policeman
Darien Provost Little Boy
Rick Newsome Storyboard Artist
Doug Chapman Medic #2
Daniel Bacon Winslow
Gregg Landaker Sound Re-Recording Mixer
Dane A. Davis Supervising Sound Editor, Sound Designer
Jamie Dixon Visual Effects Supervisor
Aaron Craven Technician
Brad Dryborough Train Passenger #2
David Scarpa Screenplay
John Rothman Dr. Myron
Erwin Stoff Producer
Nickolas Baric Stunts
Carrick O'Quinn Stunts
David A. Whittaker Sound Editor
Leanne Adachi Flash Chamber Tech
Mousa Kraish Yusef
Wayne D. Barlowe Concept Artist
Francisco X. Pérez Makeup Artist