 | Ryan Robbins als Lt. Col. John Grey |
 | Warren Christie als Capt. Benjamin Anderson |
 | Lloyd Owen als Cdr. Nathan Walker |
 | Andrew Airlie als Mission Control |
 | Michael Kopsa als Deputy Secretary of Defense |
 | Ali Liebert als Nate's Girlfriend |
 | Kurt Max Runte als Lab Tech |
 | Kim Wylie als Laura Anderson |
| Noah Wylie als Ryan Anderson |
 | Erica Carroll als John's Fiancée |
 | Jan Bos als Lab Tech |
| Avy Kaufman | Casting |
| Johanna Ray | Casting |
| Harry Cohen | Original Music Composer |
| Harry Cohen | Sound Designer |
| Bob Weinstein | Executive Producer |
| Harvey Weinstein | Executive Producer |
| Andrew Neskoromny | Production Design |
| Timur Bekmambetov | Producer |
| Robin D. Cook | Casting |
| Jonathan Shore | Post Production Supervisor |
| Jonathan Shore | Associate Producer |
| Maureen Webb | Casting |
| Patrick Lussier | Editor |
| Shawn Williamson | Executive Producer |
| James Bamford | Stunt Coordinator |
| Jennifer Rudnicke | Casting |
| Ron Schmidt | Executive Producer |
| Erik Gerlund | Set Decoration |
| Cynthia Ann Summers | Costume Design |
| Matthew Stein | Executive Producer |
| Gonzalo López-Gallego | Director |
| Lisa Ann Beley | Dialect Coach |
| Elizabeth McLaughlin | Dialect Coach |
| Brian Miller | Screenplay |
| Scott J. Ateah | Stunt Coordinator |
| Iain Pattison | Sound Re-Recording Mixer |
| Paul A. Sharpe | Sound Re-Recording Mixer |
| Bill Mellow | Sound Re-Recording Mixer |
| Onnalee Blank | Sound Re-Recording Mixer |
| Michele Wolkoff | Producer |
| Jenny Jue | Casting |
| Gary A. Hecker | Foley |
| Hal Beckett | Music Editor |
| José David Montero | Director of Photography |
| Beverley Wowchuk | Costume Design |
| Nancy Ford | Draughtsman |
| Randy Lee | Stunt Coordinator |
| Jamie Goehring | Production Manager |
| Paxton Downard | Props |
| Peter Bodnarus | Art Direction |
| Tyler Bishop Harron | Art Direction |
| Oliver Zentner | Set Decoration |
| Kate Main | Costume Design |
| Wylie Stateman | Sound Designer |
| Wylie Stateman | Supervising Sound Editor |
| Valentine Pavuls | Property Master |
| John C. Stuver | Dialogue Editor |
| Dennis Sedov | Visual Effects Supervisor |
| Pascal Dagorne | Chef |
| David Bercovici-Artieda | Camera Operator |
| Martine Bilodeau | Scenic Artist |
| Jesse Joslin | Construction Coordinator |
| Bradly Visser | Sculptor |
| Bruce Van Slyke | Sculptor |
| John Pesklewis | Sculptor |
| Andy Amoroso | Assistant Art Director |
| Jeff Wright | Sound Recordist |
| Katherine Rose | Foley |
| Pauline Burns | Visual Effects Producer |
| Sergei V. Kuzmin | Visual Effects Producer |
| Matt Tassone | Visual Effects Editor |
| Shawn Walsh | Visual Effects Supervisor |
| Terry Hutcheson | Visual Effects Supervisor |
| Darren McLean | Gaffer |
| Chris Helcermanas-Benge | Still Photographer |
| Diyah Pera | Still Photographer |
| Eike Schroter | Still Photographer |
| Len Wolfe | Best Boy Electric |
| Steve McLean | Best Boy Electric |
| John Helme | Best Boy Electric |
| Kai Siperko | Set Costumer |
| Jay Harada | Digital Intermediate |
| Meagan Carsience | Music Editor |
| Brian Whitlock | Transportation Coordinator |
| Laura Collini | Script Supervisor |
| Danielle de Smit | Script Supervisor |
| Mike McDevitt | Chef |
| Hamish Miller | Chef |
| Nancy Joy McDonald | Script Supervisor |
| Maureen Sugrue | Chef |
| Philip A. Pacaud | Location Manager |
| Koah Kruse | Post Production Supervisor |
| Doug Currie | Paint Coordinator |
| David Curley | Construction Foreman |
| Joe Wolkosky | Draughtsman |
| Kathleen Switzer | Associate Producer |
| Joanne Kinchella | Key Makeup Artist |
| Cody Zwieg | Executive Producer |
| Mark Soparlo | Set Designer |
| Nicole Bivens | Key Hair Stylist |
| Don Gillie | Generator Operator |
| Keith McCulloch | Construction Foreman |
| Aristidi Georgiopoulos | First Assistant Camera |
| Grant Hamakawa | Best Boy Grip |
| Lee Gibeau | Grip |
| Shawn Montgomery | Dolly Grip |
| Francis Kramer | First Assistant Camera |
| Richard Win | Digital Imaging Technician |
| Artino Ahmadi | Second Assistant "B" Camera |
| Marcine Peter | Contact Lens Technician |
| Michelle Ortt | Second Assistant "A" Camera |
| Patrick Latarius | Construction Foreman |
| Brian A. Kuchera | Key Grip |
| Cynthia Greer | Second Assistant "A" Camera |
| Jeremy Spofford | Second Assistant "A" Camera |
| Jay Erickson | Construction Buyer |
| Hugo Mallory | Carpenter |
| Tom O'Donahue | Carpenter |
| Erik Vreeken | Painter |
| James Dickson | Standby Painter |
| Mike Scoffield | Best Boy Grip |
| Doug Stover | Best Boy Grip |
| Richard Eagan | First Assistant Camera |
| Mark Roop | Generator Operator |
| Sasha Chrosiewitz | Grip |
| Ross Long | Rigging Grip |
| John Spasoff | Rigging Grip |
