Ben Affleck A.J. Frost
Udo Kier Psychologist
Bruce Willis Harry S. Stamper
Billy Bob Thornton Dan Truman
Peter Stormare Lev Andropov
Owen Wilson Oscar
William Fichtner Colonel Willie Sharp
J.J. Abrams Screenplay
Keith David General Kimsey
Liv Tyler Grace Stamper
Steve Buscemi Rockhound
Michael Bay Director, Producer, NASA Scientist (uncredited)
Jason Isaacs Ronald Quincy
Michael Clarke Duncan Bear
Dina Morrone Italian Newscaster
Kevin Greutert Assistant Editor
Judith Hoag Denise
Chris Ellis Flight Director Clark
Will Patton Chick
Shawnee Smith Redhead
Charlton Heston Narration (voice)
Kurt Bryant Stunts
Barry H. Waldman Unit Production Manager, Associate Producer
Marshall R. Teague Colonel Davis
Bodhi Elfman Math Guy
George Lee Set Designer
John Aylward Dr. Banks
Chris Durand Stunts
Tabby Hanson Stunts
Anne Varèze French Newscaster
Eddie Griffin Bike Messenger
Gilbert B. Combs Stunts
Jerry Bruckheimer Producer
Christian Clemenson Droning Guy
Lizz Wolf Costumer
Jim Van Wyck Executive Producer
Jessica Steen Co-Pilot Jennifer Watts
Joseph Patrick Kelly Marine #1
Teri E. Dorman Supervising Dialogue Editor
Robert L. Sephton Sound Effects Editor
Rick Simpson Set Decoration
Mark Boone Junior New Yorker (uncredited)
Phil Neilson Stunts
Kenny Bates Stunt Coordinator, Associate Producer, Second Unit Director
Mark Goldblatt Editor
John C. Meier Stunts
Tony Gilroy Adaptation
Bill O'Leary Chief Lighting Technician
Mauro Fiore Second Unit Director of Photography
Mitchell Amundsen Camera Operator
Gregory J. Barnett Stunts
Frederick Weller NASA Tech
Greg Collins Halsey
Troy Gilbert Stunts
Carin Rogers Dialogue Editor
Steven Ford Nuke Tech
Dwight Hicks FBI Agent #1
Will Kaplan Music Editor
Joel Negron Assistant Editor
Gale Anne Hurd Producer
Bennie Moore Stunts
Lawrence Tierney Eddie 'Gramp' Stamper (uncredited)
Andy Ryan Gaffer, Greenpeace Guy
Tommy J. Huff Stunts
Andy Milder NASA Tech
Matt Malloy NASA Tech
Patrick Hoeschen Electrician
Henry Kingi Stunts
Grace Zabriskie Dottie
Steve Kelso Stunts
Bob Kaiser Color Timer
Christopher Boyes Sound Designer