الممثلون

• Dennis Quaid — Jack Hall
• Emmy Rossum — Laura Chapman
• Dash Mihok — Jason Evans
• Jay O. Sanders — Frank Harris
• Sela Ward — Dr. Lucy Hall
• Austin Nichols — J.D.
• Arjay Smith — Brian Parks
• Sasha Roiz — Parker
• Carl Alacchi — Venezuelan Delegate
• Kenneth Welsh — Vice President Becker
• Glenn Plummer — Luther
• Nestor Serrano — Gomez
• John Maclaren — Veteran Scientist
• Perry King — President Blake
• Mimi Kuzyk — Secretary of State
• Russell Yuen — Hideki, Japanese Astronaut
• Christopher Britton — Vorsteen
• Christian Tessier — Aaron
• Karen Glave — Maria
• Jake Gyllenhaal — Sam Hall
• Tamlyn Tomita — Janet Tokada
• Ian Holm — Terry Rapson
• Richard McMillan — Dennis
• Kenneth Moskow — Bob
• Adrian Lester — Simon
• Richard Zeman — Flight Director
• Rick Hoffman — NY Businessman on Bus
• Alan Fawcett — Commander Daniels
• Sheila McCarthy — Judith
• Amy Sloan — Elsa
• Joe Cobden — Zack
• Caroline Keenan — Tina
• Robin Wilcock — Tony
• Jason Blicker — Paul
• Tim Hamaguchi — Taka
• Sylvain Landry — Science Officer
• Tim Bagley — Tommy
• Lisa Canning — L.A. Anchorwoman
• Terry Rhoads — L.A. Anchorman
• J.P. Manoux — L.A. Cameraman
• Chuck Shamata — General Pierce
• Phillip Jarrett — Campbell
• Ayana O'Shun — Jama
• Tony Calabretta — Cabbie
• Vivian Winther — Noel, Frozen Woman
• Tom Rooney — Jeremy
• David Schaap — Financial Reporter
• Marylou Belugou — Binata
• Aaron Lustig — Bernie
• Nobuya Shimamoto — Japanese Policeman
• Jack Laufer — Jeff Baffin
• Lauren Sanchez — International Newscaster
• Gordon Masten — New York Bus Driver