 | Richard Grieco als Dean |
 | Kate Greenhouse als Elena |
 | Colin Fox als Dr. Richard Morelli |
 | Richard Yearwood als Ray |
 | Jeff Douglas als Sheldon |
 | David Nerman als Crane |
 | Jason Jones als Junior |
| Anthony Ashbee als Jones |
 | Craig Blair als Survivor #1 |
| Dylan Bierk als Survivor #2 / Spider Queen |
| Maxine Dumont als Survivor AY (uncredited) |
| Jon P. Goulding | Art Direction |
| Steve Lucescu | Stunt Coordinator |
| Maxine Dumont | Stunt Double |
| Brian Jagersky | Stunts |
| David Wu | Director |
| David Wu | Editor |
| Lawrence Shragge | Music |
| Ruth Secord | Costume Design |
| Rich Walters | Music Editor |
| Regan Moore | Stunts |
| Grenville Case | Writer |
| Robinson Young | Screenplay |
| Dario DiSanto | Foley Editor |
| Iain Pattison | Sound Re-Recording Mixer |
| Paul A. Sharpe | Sound Re-Recording Mixer |
| Derek Rappaport | Producer |
| Nelleke Privett | Casting |
| Ed Hanna | Production Design |
| Paul M. Leonard | Associate Producer |
| Mary Arthurs | Property Master |
| Richard Wincenty | Director of Photography |
| Shervin Shoghian | 3D Animator |
| Edward A. Queffelec | Utility Stunts |
| Kris Fenske | Sound Designer |
| Allan Magled | Visual Effects Supervisor |
| James Wallace | Sound Effects Editor |
| Michael Kowalski | Visual Effects Producer |
| Devan Kraushar | Sound Effects Editor |
| Hugo DeLaCerda | Sound Re-Recording Mixer |
| Ian Patrick McAllister | Assistant Art Director |
| David Perkins | Camera Operator |
| Ben Mark Holzberg | Still Photographer |
| Mark Berlet | Gaffer |
| Brian Campbell | Dialogue Editor |
| Emir Geljo | Assistant Art Director |
| Charles Taylor | Armorer |
| Daniel Lu | 3D Animator |
| Megan Banning | First Assistant Director |
| Sonia Wisgo | Music Editor |
| Joe Strazzeri | Key Grip |
| Loreen Ruddock | Best Boy Electric |
| Dong Yon Kang | 3D Animator |
| Michael Wile | Visual Effects Technical Director |
| Dara Cohen | Executive Producer |
