 | Joe Lando als Churchill |
 | Dominic Zamprogna als Damian |
 | Natassia Malthe als Quintana |
 | Aaron Pearl als Roman |
 | A.J. Cook als Fiona |
 | Michael DeLuise als Gilles |
 | Michael Ironside als Muco |
 | David Palffy als Phleg |
 | Elias Toufexis als Officer Brackish |
 | Carrie Anne Fleming als Damian's wife |
 | Charisse Baker als Woman |
 | John DeSantis als Ble-Ka |
 | Geoff Redknap als Worm Host Creature |
 | Krista Bell als Roman's Mom |
 | Leanne Adachi als Rosa |
| Matthew Hastings | Director |
| Gilles LaPlante | Producer |
| Davor Vulama | Original Music Composer |
| Eric J. Goldstein | Director of Photography |
| Garry M.B. Smith | Editor |
| Daniel Grodnik | Executive Producer |
| Matthew Hastings | Executive Producer |
| Lisa Jones Johnson | Executive Producer |
| David Ralph | Associate Producer |
| Andrew Stevens | Executive Producer |
| Davor Vulama | Music |
| Corinne Clark | Casting |
| Jennifer Page | Casting |
| Bob Bottieri | Production Design |
| David Chiasson | Set Decoration |
| Brett Armstrong | Stunt Double |
| Krista Bell | Stunts |
| Allen Benjamin | Special Effects Coordinator |
| Matthew Hastings | Writer |
| Sheila White | Costume Design |
| Mariah Crawley | Key Hair Stylist |
| Joanne Kinchella | Key Makeup Artist |
| Shealeen Spicer | Key Makeup Artist |
| Mike Fields | Special Effects Makeup Artist |
| Adam Stern | Visual Effects Supervisor |
| Shawn Beaton | Stunts |
| Kimberly Chiang | Stunt Double |
| Ryan Ennis | Stunt Coordinator |
| Dan Rizzuto | Stunts |
| Sean Armstrong | Stunts |
| Kimani Ray Smith | Stunt Coordinator |
| Darryl Scheelar | Stunt Double |
| Mike Carpenter | Stunts |
| Steven McMichael | Stunts |
| Lex D. Geddings | Stunts |
| Mike Desabrais | Stunts |
| Timothy Hedgecock | Gaffer |
| David Pelletier | Additional Photography |
| Michael C. Blundell | Additional Photography |
| Matthew Safran | Music Supervisor |
