Directed by
| Gus Trikonis | ||
Writing Credits
| Galen Thompson | ... | (screenplay) (as Donald G. Thompson) |
| David Sheldon | ... | (story) (uncredited) |
| Gus Trikonis | ... | (screenplay) |
Cast (in credits order) verified as complete
| Richard Crenna | ... | C.J. Arnold | |
| Joanna Pettet | ... | Dr. Caroline Arnold | |
| Andrew Prine | ... | Prof. Raymond Guy | |
| Cassie Yates | ... | Mary Harper | |
| George O'Hanlon Jr. | ... | Pete Brooks | |
| Lynne Moody | ... | Felicia Allen | |
| Mary Louise Weller | ... | Laurie Belman | |
| Robert Viharo | ... | Dwight (as George Viharo) | |
| Victor Buono | ... | The Devil | |
| Milton Selzer | ... | The Realtor | |
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Ed Bakey | ... | Sam the Caretaker |
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Galen Thompson | ... | Emilio Vargas |
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Emory Souza | ... | The Demon |
Produced by
| Ed Carlin | ... | producer |
| Roger Corman | ... | executive producer |
| Paul Joseph | ... | executive producer (as Paul A. Joseph) |
| Malcolm Levinthal | ... | executive producer |
| David Sheldon | ... | co-producer (uncredited) |
Music by
| Johnny Harris | ||
Cinematography by
| Mario DiLeo | ... | director of photography (as Mario Di Leo) |
Editing by
| Jack Kirschner | ||
Art Direction by
| Peter Jamison | ||
Set Decoration by
| Robert W. Sheets | ||
Makeup Department
| Lynne Brooks | ... | makeup artist |
| Jack H. Young | ... | prosthetic makeup artist (as Jack Young) |
Production Management
| Harry Caplan | ... | production manager |
Second Unit Director or Assistant Director
| Scott U. Adam | ... | first assistant director (as Scott Adam) |
| Dan Steinbrocker | ... | second assistant director |
Art Department
| Michael Bennett | ... | property master |
| Arthur Thomas | ... | scenic artist |
| Alton Walpole | ... | construction coordinator |
Sound Department
| Gordon Davidson | ... | sound effects editor |
| William B. Kaplan | ... | sound mixer (as Bill Kaplan Jr.) |
| Robert R. Rutledge | ... | sound effects editor |
| Earl Sampson | ... | boom operator |
Stunts
| Buddy Joe Hooker | ... | stunts |
Camera and Electrical Department
| John Bollinger | ... | first assistant camera |
| Jackie Di Leo | ... | still photographer |
| John Murray | ... | gaffer |
| Lawrence Purcell | ... | best boy |
| David Skenes Jr. | ... | grip |
| Larry Snodgrass | ... | second assistant camera |
| Gil Valle | ... | best boy |
| Ken Wheeland | ... | key grip |
Costume and Wardrobe Department
| James Alvarez | ... | wardrobe assistant |
| Barbara Andrews | ... | wardrobe coordinator |
Editorial Department
| Jan Gershkoff | ... | assistant film editor |
Music Department
| Jerry Cohen | ... | music editor |
| John Fresco | ... | music supervisor |
Script and Continuity Department
| Elizabeth Gallagher | ... | script supervisor (as Elizebeth Gallagher) |
Additional Crew
| Becky Ditterliner | ... | production secretary |
| Lou Schumacher | ... | animal trainer |
| Carol Shelton | ... | production secretary |
| Barbara Strickland | ... | assistant to producer |
| Judy Williams | ... | production assistant |