 | John Vernon als Jonathan Stryker |
 | Samantha Eggar als Samantha Sherwood |
 | Linda Thorson als Brooke Parsons |
 | Anne Ditchburn als Laurian Summers |
 | Lynne Griffin als Patti O'Connor |
 | Sandee Currie als Tara DeMillo |
 | Lesleh Donaldson als Christie Burns |
| Deborah Burgess als Amanda Teuther |
 | Michael Wincott als Matthew |
 | Maury Chaykin als Monty |
| Joann McIntyre als Secretary |
| Calvin Butler als Dr. Pendleton |
 | Kate Lynch als Receptionist |
 | Booth Savage als Amanda's Boyfriend |
| William Marshall als Attendant |
 | James Kidnie als Attendant |
| Daisy White als Roommate |
 | Shannon Tweed als Stand In / Body Double (uncredited) |
| Richard Ciupka | Director |
| Peter R. Simpson | Producer |
| Roy Forge Smith | Production Design |
| Michael MacLaverty | Editor |
| Robert Paynter | Director of Photography |
| Paul Zaza | Original Music Composer |
| Richard Simpson | Executive Producer |
| Colin Chilvers | Special Effects |
| Dan Perri | Title Designer |
| William Gray | Screenplay |
| Robert Guza Jr. | Story |
| Shannon Tweed | Stunt Double |
| Jenny Arbour | Hairstylist |
| Suzanne Benoit | Assistant Makeup Artist |
| Greg Cannom | Prosthetics |
| Christine Hart | Assistant Makeup Artist |
| Shonagh Jabour | Makeup Artist |
| Gerry Arbeid | Production Manager |
| Ilana Frank | Production Manager |
| Donato Baldassarra | Second Assistant Director |
| Jerome McCann | Third Assistant Director |
| John Pace | Third Assistant Director |
| Karen Pike | Second Assistant Director |
| Tony Thatcher | First Assistant Director |
