 | Ernest Borgnine als Jonathan Corbis |
 | Eddie Albert als Dr. Sam Richards |
 | Ida Lupino als Mrs. Preston |
 | William Shatner als Mark Preston |
 | Keenan Wynn als Sheriff Owens |
 | Tom Skerritt als Tom Preston |
 | Joan Prather als Julie Preston |
 | Woody Chambliss als John |
 | John Travolta als Danny |
 | Claudio Brook als Preacher |
 | Lisa Todd als Lilith |
 | George Sawaya als Steve Preston |
| Erika Carlsson als Aaronessa Fyffe |
| Tony Cortex als First Captor |
 | Anton LaVey als High Priest |
| Diane LaVey als Priscilla Corbis |
| Robert Wallace als Matthew Corbis |
| Robert Fuest | Director |
| James Ashton | Writer |
| Gabe Essoe | Writer |
| Gerald Hopman | Writer |
| Al De Lory | Original Music Composer |
| Michael Kahn | Editor |
| Cliff Wenger | Special Effects |
| Peter E. Berger | Assistant Editor |
| Michael S. Glick | Producer |
| Federico Farfán | Special Effects |
| Carol Wenger | Special Effects |
| Thomas L. Fisher | Special Effects |
| Gerald Hopman | Associate Producer |
| Sandy Howard | Executive Producer |
| Álex Phillips Jr. | Director of Photography |
| Lea Stalmaster | Casting |
| Nikita Knatz | Production Design |
| José Rodríguez Granada | Art Direction |
| Carlos Grandjean | Set Decoration |
| Ellis Burman Jr. | Special Effects Makeup Artist |
| Terry Morse Jr. | Executive In Charge Of Production |
| Mario Cisneros | First Assistant Director |
| Rafael Portillo | Second Unit Director |
| Gene Eliot | Sound Effects Editor |
| Tony Garber | Dialogue Editor |
| Manuel Topete | Sound Mixer |
| Jack R. Woltz | Sound Re-Recording Mixer |
| James A. Corbett | Sound Re-Recording Mixer |
| Linwood G. Dunn | Visual Effects |
| Don Weed | Visual Effects |
| Rafael Delong | Key Grip |
| Louis Peraino | Producer |
