Directed by
| Jerry Jameson | ||
Writing Credits
| Lou Shaw | ... | (written by) |
Cast (in credits order) verified as complete
| Stewart Moss | ... | Dr. John Beck | |
| Marianne McAndrew | ... | Cathy Beck | |
| Michael Pataki | ... | Sgt. Ward | |
| Paul Carr | ... | Dr. Kipling | |
| Arthur Space | ... | Tramp | |
 |
Robert Berk | ... | Motel Owner |
| Pat Delaney | ... | Ms. Jax | |
|
|
George Paulsin | ... | Boy in Pickup |
|
|
Bonnie Van Dyke | ... | Girl in Pickup |
| Jennifer Kulik | ... | Nurse / Victim (as Jeni Kulik) | |
|
|
Laurie Jefferson | ... | Nurse (as Laurie Brooks Jefferson) |
| Rest of cast listed alphabetically: | |||
|
|
Herb Pierce | ... | Park Ranger (uncredited) |
Produced by
| Dante Cuccinello | ... | associate producer |
| Nicolas Jenna | ... | executive producer |
| Matthew F. Leonetti | ... | executive producer (as Matthew Leonetti) |
| Lou Shaw | ... | producer |
Music by
| Artie Kane | ||
Cinematography by
| Matthew F. Leonetti | ... | director of photography (as Matthew Leonetti) |
Editing by
| Tom Stevens | ||
Makeup Department
| Stan Winston | ... | makeup creator (as Stanley Winston) |
Production Management
| Carl Olson | ... | production manager |
Second Unit Director or Assistant Director
| Bill Lukather | ... | assistant director |
Sound Department
| Rod Sutton | ... | sound |
Special Effects by
| Tony Urbano | ... | special effects |
Visual Effects by
| Howard A. Anderson | ... | photographic effects |
Stunts
| Stan Barrett | ... | stunt coordinator (as Stan Barret) |
Camera and Electrical Department
| Cleo Anderson | ... | key grip |
| James Globus | ... | still photographer |
| Frank Leonetti | ... | gaffer |
| Roger L. Smith | ... | assistant cameraman (as Roger Smith) |
Script and Continuity Department
| Hannah Scheel | ... | script supervisor |
Additional Crew
| Carol Meyers Siebler | ... | assistant to producer |
