 | Peter Weller als Colonel Hendricksson |
 | Jennifer Rubin als Jessica |
 | Roy Dupuis als Becker |
 | Andrew Lauer als Ace Jefferson |
 | Liliana Głąbczyńska als Landowska |
 | Michael Caloz als David |
 | Jason Cavalier als Leone |
 | Ron White als Chuck Elbarak |
 | Leni Parker als Cpl. McDonald |
 | Sylvain Massé als N.E.B. Soldier |
 | Bruce Boa als Secretary Green |
 | Tom Berry als Technician |
 | Henry Ramer als Screamers Crawl Narration (voice) |
 | Charles Edwin Powell als Ross |
| Rodney Gibbons | Director of Photography |
| Christian Duguay | Director |
| Miguel Tejada-Flores | Screenplay |
| Normand Corbeil | Music |
| Franco Battista | Producer |
| Tom Berry | Producer |
| Yves Langlois | Editor |
| Dan O'Bannon | Screenplay |
| Jean-Andre Carriere | Set Designer |
| Raymond Larose | Set Designer |
| Stuart Zsombor-Murray | Set Designer |
| Gary Daprato | Foley |
| Mary Margiotta | Casting |
| Trixi Rittenhouse | Costume Design |
| David Jaquest | Set Decoration |
| Lucie Robitaille | Casting |
| Michael Devine | Art Direction |
| Karen Margiotta | Casting |
| Perri Gorrara | Production Design |
| David Gaucher | Set Designer |
| Tim Archer | Sound Designer |
| Ernest D. Farino | Visual Effects Supervisor |
| Anne Tait | Casting |
| Michel Proulx | Color Timer |
| Anthony Lancett | Sound Effects Editor |
| Michael Scherer | Stunt Coordinator |
| Johanne Caporicci | Location Manager |
| Alain Caporicci | Security |
| Walter Klymkiw | Gaffer |
| Christian Duguay | Camera Operator |
| Abe Perlstein | Still Photographer |
| François Guérin | Boom Operator |
| Bruno Martel | Electrician |
| François Lachance | Electrician |
| Hanna Yee | Hairstylist |
| Emeric Grunebaum | Key Grip |
| Sidney John Watkins | Electrician |
| Keith Young | Second Unit Director of Photography |
| Mark Hoffman | First Assistant Camera |
| Bruno Gallant | Dolly Grip |
| Dean Lewis | Electrician |
| Roxy D'Alonzo | Makeup Artist |
| Bruno Philip | Second Unit Director of Photography |
| Maral Hassib | Electrician |
| Charles W. Fries | Executive Producer |
| Stefan Wodoslawsky | Associate Producer |
| Clive Turner | Dialogue Editor |
| Elise de Blois | Property Master |
| Philip K. Dick | Short Story |
