Jake Gyllenhaal Sam Hall
Emmy Rossum Laura Chapman
Dennis Quaid Jack Hall
Sela Ward Dr. Lucy Hall
Ian Holm Terry Rapson
Rick Hoffman NY Businessman on Bus
Glenn Plummer Luther
Sasha Roiz Parker
Austin Nichols J.D.
Dash Mihok Jason Evans
Jay O. Sanders Frank Harris
Roland Emmerich Director, Producer, Screenplay, Story
Kenneth Welsh Vice President Becker
Tamlyn Tomita Janet Tokada
Nestor Serrano Gomez
Perry King President Blake
Tim Bagley Tommy
Arjay Smith Brian Parks
Neil Corbould Special Effects
Sheila McCarthy Judith
Adrian Lester Simon
Amy Sloan Elsa
Jack Gill Stunts
Mimi Kuzyk Secretary of State
Vlasta Vrana Booker (MPC)
Mark Gordon Producer
Doug Hemphill Sound Re-Recording Mixer
Pauline Little Lanson (SSL)
Paul Lambert Digital Compositor
Blake Neely Conductor
Christopher Townsend CG Supervisor
Kwasi Songui Statue of Liberty Guard
David Schaap Financial Reporter
Greg Strause Visual Effects Supervisor
Harald Kloser Original Music Composer
Mark Thompson News Reporter
José Ramón Rosario Cabbie 'Crazy Weather'
Chuck Shamata General Pierce
Andy Gill Stunts
Matt Adler Truck Radio Announcer (voice)
Joe Cobden Zack
J.P. Manoux L.A. Cameraman
Richard McMillan Dennis
Frank Schorpion DC Fireman
David Brenner Editor
Christian Tessier Aaron
Frank Fontaine Caddy 'Cooper'
Kevin Scott Animation
Matt Holland RAF #1
Karen Glave Maria
Chris Britton Vorsteen
Jeffrey Nachmanoff Screenplay
Charleen Richards-Steeves ADR Mixer
Gordon Masten New York Bus Driver
Alan Fawcett Commander Daniels
John Maclaren Veteran Scientist
Lauren Sánchez Bezos International Newscaster
Phillip Jarrett Campbell
Mark P. Stoeckinger Supervising Sound Editor
Russell Yuen Hideki, Japanese Astronaut
Renée April Costume Designer
John Colton Fox Newscaster #1
Anna Foerster Second Unit Director of Photography, Second Unit Director
Al Cerullo Pilot
Robert Racki Stunts
Danny Lima Stunts
Randy Lee Stunts
Terry Rhoads L.A. Anchorman
Jason Blicker Paul
Ron Darling Hawaiian News Anchor
Adrien Morot Makeup Effects
Bryan Grill Digital Effects Supervisor