Aaron Eckhart
Dr. Josh Keyes
Acting
Hilary Swank
Maj. Rebecca Childs
Acting
Delroy Lindo
Dr. Ed 'Braz' Brazzleton
Acting
Stanley Tucci
Dr. Conrad Zimsky
Acting
Tchéky Karyo
Serge
Acting
DJ Qualls
Theodore Donald 'Rat' Finch
Acting
Richard Jenkins
Gen. Thomas Purcell
Acting
Bruce Greenwood
Cmdr. Robert Iverson
Acting
Christopher Shyer
Dave Perry
Acting
Ray Galletti
Paul
Acting
Eileen Pedde
Lynne
Acting
Rekha Sharma
Danni
Acting
Tom Scholte
Acker
Acting
Glenn Morshower
FBI Agent
Acting
Anthony Harrison
FBI Agent
Acting
Alfre Woodard
Stickley
Acting
Fred Keating
Court-Martial Presiding Officer
Acting
Bart Anderson
Dad
Acting
Nicole Leroux
Mom
Acting
Justin Callan
Little Boy
Acting
Chris Humphreys
GBTV Reporter - Trafalgar Square
Acting
Dion Johnstone
Flight Engineer Timmins
Acting
Fred Ewanuick
Endeavor Flight Engineer
Acting
Hrothgar Mathews
Chief Engineer Mission Control
Acting
Ming-Tzong Hong
Scientist
Acting
Jennifer Spence
Zimsky's Assistant
Acting
Michael St. John Smith
Pentagon General
Acting
John Shaw
FBI Agent - Rat's Apartment
Acting
Nickolas Baric
Security Policeman - Tribunal
Acting
Rosa Di Brigida
Rome Café Patron
Acting
Roberto Roberto
Rome Café Patron
Acting
Ermanno De Biagi
Rome Café Patron
Acting
Marcello Laurentis
Rome Café Patron
Acting
Matt Winston
Luke Barry
Acting
Claire Riley
News Anchor
Acting
Marke Driesschen
News Anchor
Acting
Laurie Murdoch
Project Destiny Engineer
Acting
Costa Spanos
Project Destiny Engineer
Acting
Monique Martel
Paris Café Lady
Acting
Lenie Scoffié
Paris Café Lady
Acting
Nathaniel DeVeaux
U.S.S. Constellation Captain
Acting
Robert Manitopyes
U.S.S. Constellation Screen Ops
Acting
Alejandro Abellan
U.S.S. Soldier (uncredited)
Acting
Benjamin Barton
Scientist / Extra (uncredited)
Acting
Angelica Hayden
Coffeehouse Patron (uncredited)
Acting
Robert Paul Lewis
Beach-goer (uncredited)
Acting
Alec Medlock
(voice) (uncredited)
Acting
Alonso Oyarzun
Security Policeman (uncredited)
Acting
Priscilla Poland
Scientist (uncredited)
Acting
Shawn Green
Himself
Acting
Greg Bennett
Technician - Virgil Base
Acting
Jeffrey Gold
Engineer (uncredited)
Acting
Rick Kain
Chief Petty Officer (uncredited)
Crew
Pamela Martin
News Anchor (uncredited)
Acting