 | Brian Cox als Mr. Kreeg |
 | Quinn Lord als Sam / Peeping Tommy |
 | Anna Paquin als Laurie |
 | Dylan Baker als Steven |
 | Leslie Bibb als Emma |
 | Tahmoh Penikett als Henry |
 | Rochelle Aytes als Maria |
 | Britt McKillip als Macy |
 | Moneca Delain als Janet |
 | Lauren Lee Smith als Danielle |
 | Brett Kelly als Charlie |
 | Jean-Luc Bilodeau als Schrader |
 | Alberto Ghisi als Chip |
 | James Willson als Alex |
 | Christine Willes als Mrs. Henderson |
 | Isabelle Deluce als Sara |
| Samm Todd als Rhonda |
| Connor Christopher Levins als Billy |
 | Laura Mennell als Allie |
| Ty Hill als Nathan |
 | Matthew Kevin Anderson als Clerk |
 | Barbara Kottmeier als Centaur Girl |
| Derek McIver als Centaur Guy |
| Catherine Barroll als Mother |
 | Caroline Redekopp als Reporter |
 | Patrick Gilmore als Bud The Cameraman |
| Troy Everett als Bud's Assistant |
| Tatiana Anderson als Lady Barbarian |
 | Richard Harmon als Vampire Kid |
 | C. Ernst Harth als Giant Baby |
 | Gerald Paetz als Young Kreeg |
 | Amy Esterle als Party Girl |
| Wanda Ayala als Party Girl |
 | Juan Carlos Velis als Conquistador |
| Michael Dougherty | Director |
| Sean Cossey | Casting |
| Bryan Singer | Producer |
| Michael Dougherty | Screenplay |
| Douglas Pipes | Original Music Composer |
| Dan Harris | Executive Producer |
| Roger Mussenden | Casting |
| Alex Garcia | Executive Producer |
| Trish Keating | Costume Design |
| Robert Ivison | Editor |
| Michael Dougherty | Executive Producer |
| William Fay | Executive Producer |
| Matthew Lessall | Casting |
| Jon Jashni | Executive Producer |
| Mark S. Freeborn | Production Design |
| Tony Wohlgemuth | Art Direction |
| Rose Marie McSherry | Set Decoration |
| Stuart Aikins | Casting |
| James Bamford | Stunts |
| Glen MacPherson | Director of Photography |
| Jason Dale | First Assistant Editor |
| Bob Comer | Special Effects Coordinator |
| Kate Caldwell | Casting Associate |
| David Scott | Sound Effects Editor |
| Graeme Hughes | Sound Re-Recording Mixer |
| Wes Harmer | Art Department Coordinator |
| Dennis Jones | Rigging Gaffer |
| Gregg Schaublin | Digital Intermediate |
| Tracy Young | Script Supervisor |
| Zarah Chun | Craft Service |
| Cam Wagner | Foley |
| Andrew Ries | Music Editor |
| Dana Dubé | Animal Wrangler |
| Tony Wyman | Boom Operator |
| Shane Shemko | Foley |
| Mike Rennison | Construction Coordinator |
| Greg Fox | Camera Operator |
| Dean Collins | Rigging Grip |
| Elisa Bayley | Casting Associate |
| Dario DiSanto | Foley Editor |
| David Sanger | Visual Effects Producer |
| David Crone | Steadicam Operator |
| Kris Fenske | Sound Designer |
| Dan Keeler | Special Effects Coordinator |
| Matthew Gratzner | Visual Effects Supervisor |
| Glen A. Dickson | Additional Camera |
| Jill Bogdanowicz | Digital Intermediate |
| Oliver Hug | Music Editor |
| Jason Oliver | Sound Recordist |
| Iain Pattison | Sound Re-Recording Mixer |
| Joseph Lederer | Still Photographer |
| Paul A. Sharpe | Sound Re-Recording Mixer |
| Don Buchanan | Property Master |
| Wes Sargent | Lead Animator |
| Rod Bland | Animation |
| Jennifer Middleton | Visual Effects Coordinator |
| Chris Anderson | Visual Effects Producer |
| Shelly Theaker | Assistant Editor |
| Stephen Jackson | Chief Lighting Technician |
| Anke Bakker | Supervising Sound Editor |
| Shelley Maclean | Visual Effects Editor |
| Fraser Boyle | Key Grip |
| Christy Beckert | Title Graphics |
| Crispin Struthers | First Assistant Editor |
| Bill Terezakis | Makeup Effects Designer |
| Charlene Eberle Douglas | Visual Effects Supervisor |
| Gail Barrett | Assistant Costume Designer |
| Cheryl Buckman | First Assistant Editor |
| Brian Campbell | Supervising ADR Editor |
| James Wallace | Sound Effects Editor |
| Steve Won | Visual Effects Coordinator |
| Connie Parker | Makeup Department Head |
| Sanna Seppanen | Key Hair Stylist |
| Joe Margetson | Visual Effects Coordinator |
| Paul Tran | Gaffer |
| Tim Milligan | Dolly Grip |
| Brian Campbell | Dialogue Editor |
| August Coleman | Title Graphics |
| Ian Robinson | Sound Engineer |
| Thomas Tull | Executive Producer |
| Adam Catt | Set Dresser |
| Shannon Gottlieb | Assistant Set Decoration |
| David Hadaway | Set Designer |
| Leah Wiebe | Set Dresser |
| James Steuart | Assistant Art Director |
| Ashok Amritraj | Executive Producer |
| Fabian Jonathan | Art Direction |
| Melissa R. Stubbs | Stunts |
| Suzi Stingl | Stunts |
| Cindy Smith | Second Assistant Director |
| Pete Whyte | First Assistant Director |
| Carolyn Anderson | Stunts |
| Patrick Tatopoulos | Creature Design |
