 | Arnold Schwarzenegger als Adam Gibson |
 | Michael Rapaport als Hank Morgan |
 | Tony Goldwyn als Michael Drucker |
 | Michael Rooker als Robert Marshall |
 | Sarah Wynter als Talia Elsworth |
 | Wendy Crewson als Natalie |
 | Rodney Rowland als P. Wiley |
 | Terry Crews als Vincent |
 | Ken Pogue als Speaker Day |
 | Colin Cunningham als Tripp |
 | Robert Duvall als Dr. Griffin Weir |
 | Wanda Cannon als Katherine Weir |
 | Taylor Anne Reid als Clara |
 | Jennifer Gareis als Virtual Girlfriend |
 | Don McManus als RePet Salesman |
 | Steve Bacic als Johnny Phoenix |
 | Christopher Lawford als Police Lieutenant |
 | Mark Brandon als RePet Spokesman |
 | Ellie Harvie als Rosie |
 | Don S. Davis als Cardinal de la Jolla |
| Chris Cound als Snowboarder |
 | Ben Bass als Bodyguard |
| Walter von Huene als Virtual Psychiatrist |
 | Robert Clarke als Zealot #1 |
| Michael Budman als Zealot #2 |
 | Warren Takeuchi als Reporter |
| Claudine Grant als Reporter |
 | Alexandra Castillo als Reporter |
 | D. Neil Mark als Security Guard |
 | Colin Lawrence als Security Guard |
 | Brian Jensen als Security Guard |
 | Mark Gibbon als Security Guard |
 | Crawford James als Security Guard |
 | Hiro Kanagawa als Team Doctor |
 | Peter Kent als Duty Officer |
 | Gillian Barber als Katherine's Doctor |
 | Mi-Jung Lee als Newscaster |
 | Gerard Plunkett als Technician |
 | Claire Riley als Webcaster |
 | Andrew McIlroy als Scott Moore |
| Norma Jean Wick als Announcer #1 |
| Paul Carson als Announcer #2 |
 | Graham Andrews als Cab Driver |
 | Benita Ha als Teacher |
 | Andrea Libman als SimPal Cindy (voice) |
 | Gavin Buhr als Security Guard (uncredited) |
| Harry Cohen | Sound Effects Editor |
| Trevor Rabin | Original Music Composer |
| Arnold Schwarzenegger | Producer |
| Roger Spottiswoode | Director |
| Judith Holstra | Casting |
| Scott Martin Gershin | Sound Effects Editor |
| Jeff Dawn | Makeup Department Head |
| Doug Hardwick | Art Direction |
| Jon Davison | Producer |
| James D. Bissell | Production Design |
| Sean Haworth | Assistant Art Director |
| Michel Arcand | Editor |
| Dominique Fortin | Editor |
| Dino Dimuro | Sound Effects Editor |
| Tony Lamberti | Supervising Sound Editor |
| Christopher Burian-Mohr | Art Direction |
| Lon Bender | Supervising Sound Editor |
| Ron Cobb | Assistant Art Director |
| Mike Medavoy | Producer |
| Cormac Wibberley | Screenplay |
| Marianne Wibberley | Screenplay |
| Charles Porlier | Key Makeup Artist |
| Pierre Mignot | Director of Photography |
| Mark Conte | Editor |
| Brent O'Connor | Production Manager |
| James Bamford | Stunts |
| William Hawkins | Set Designer |
| Peter Lando | Set Decoration |
| Trish Keating | Costume Design |
| Victoria Alonso | Visual Effects Producer |
| Tom Woodruff Jr. | Makeup Effects |
| Michael Lantieri | Special Effects Supervisor |
| Michael Solinger | Post Production Supervisor |
| Michael Keller | Sound Re-Recording Mixer |
| Steven Schwartz | Set Designer |
| Jacob Rupp | Stunt Coordinator |
| Patrick Cyccone Jr. | Sound Re-Recording Mixer |
| John Willett | Production Design |
| Alec Gillis | Makeup Effects |
| Patrick Banister | Art Direction |
| J.J. Makaro | Stunts |
| Easton Michael Smith | Set Designer |
| Jim Filippone | Aerial Coordinator |
| Grace Keating | Costume Supervisor |
| Susan O'Hara | Costume Supervisor |
| Alan Rankin | Sound Effects Editor |
| Brian Shell | Construction Foreman |
| Steve M. Davison | Stunt Coordinator |
| Grant Swain | Property Master |
| Barry Kootchin | Scenic Artist |
| Andrea Dopaso | Set Designer |
| Martha Johnston | Set Designer |
| James Philpott | Set Designer |
| Jim Ramsay | Set Designer |
| Mike McLeod | Construction Coordinator |
| Lauren Stephens | Dialogue Editor |
| Constance A. Kazmer | Dialogue Editor |
| Gayle Busby | Visual Effects Producer |
| Leslie Huntley | Visual Effects Producer |
| Karen M. Murphy | Visual Effects Producer |
| Thomas J. Smith | Visual Effects Supervisor |
| Tom Leeser | Visual Effects Supervisor |
| Rob McEwan | Still Photographer |
| Trig Singer | Camera Operator |
| Richard A. Harrison | Music Editor |
| Tim Haughian | Location Manager |
| Portia Tickell | Script Supervisor |
| Michelle Pazer | ADR Editor |
| Dan Hegeman | ADR Editor |
| Chris Jargo | ADR Supervisor |
| Angelina P. Cameron | Key Hair Stylist |
| Laura Graham | ADR Editor |
| David Drzewiecki | Visual Effects Supervisor |
| Richard Trus | Visual Effects |
| Peter Tothpal | Hair Designer |
| Scott Anderson | Visual Effects Editor |
| Scott Sanders | Sound Effects Editor |
| Michele Perrone | ADR Editor |
| Patricia Murray | Makeup Artist |
| Kelly Oxford | ADR Editor |
| Tim Hogan | Key Grip |
| Jeanette Surga | Supervising Music Editor |
| Wade Wilson | Sound Editor |
| Rick Bold | Boom Operator |
| Keith Hamakawa | Visual Effects Coordinator |
| Tim Craig | First Assistant Editor |
| Geoffroy Beauchemin | First Assistant Camera |
| Jasmine Barry | Production Coordinator |
| Valerie Davidson | Foley Editor |
| Melina Calogiros | Hairstylist |
| Dale Menzies | Construction Foreman |
| Mark Stainthorpe | Construction Foreman |
| Anna Fleiner | Makeup Artist |
| Albert M. Shapiro | First Assistant Director |
| Chris Jaeger | Foley Editor |
| Lars Lenander | Special Effects Coordinator |
| Michael Walls | Special Effects Coordinator |
| Fred Boyd | Gaffer |
| Chuck Reid | Chief Lighting Technician |
| Rick Stadder | Dolly Grip |
| Michael Lemmers | Best Boy Grip |
