Dennis Quaid character Jack Hall
Jake Gyllenhaal character Sam Hall
Emmy Rossum character Laura Chapman
Dash Mihok character Jason Evans
Jay O. Sanders character Frank Harris
Sela Ward character Dr. Lucy Hall
Austin Nichols character J.D.
Arjay Smith character Brian Parks
Tamlyn Tomita character Janet Tokada
Sasha Roiz character Parker
Ian Holm character Terry Rapson
Richard McMillan character Dennis
Nassim Sharara character Saudi Delegate
Carl Alacchi character Venezuelan Delegate
Kenneth Welsh character Vice President Becker
Michel 'Gish' Abou-Samah character Saudi Translator
Kenneth Moskow character Bob
Glenn Plummer character Luther
Adrian Lester character Simon
Nestor Serrano character Gomez
John Maclaren character Veteran Scientist
Richard Zeman character Flight Director
Perry King character President Blake
Mimi Kuzyk character Secretary of State
Vitali Makarov character Yuri, Russian Astronaut
Russell Yuen character Hideki, Japanese Astronaut
Christopher Britton character Vorsteen
Christian Tessier character Aaron
Rick Hoffman character NY Businessman on Bus
Alan Fawcett character Commander Daniels
Sheila McCarthy character Judith
Amy Sloan character Elsa
Karen Glave character Maria
Joe Cobden character Zack
Caroline Keenan character Tina
Matt Adler character (voice)
