Directed by
| Stuart Gilmore | ||
Writing Credits (in alphabetical order)
| Jack Pollexfen | ... | (written by) |
| Aubrey Wisberg | ... | (written by) |
Cast (in credits order) complete, awaiting verification
| Robert Clarke | ... | Robert | |
 |
Margaret Field | ... | Ruth |
| Gloria Saunders | ... | Catherine | |
| Ron Randell | ... | Riddon | |
| Stuart Randall | ... | Gordon | |
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Paula Dorety | ... | First Captive |
| Robert Bice | ... | Bram | |
| Chili Williams | ... | Second Captive | |
| William Schallert | ... | Carver | |
|
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Eric Colmar | ... | Sabron |
| Douglas Evans | ... | Jason | |
| Rest of cast listed alphabetically: | |||
| Marshall Bradford | ... | Mutant Leader (uncredited) | |
|
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Tom Daly | ... | Durk (uncredited) |
|
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Barbara Hill | ... | Woman (uncredited) |
|
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Barbara O'Brien | ... | Cave Girl (uncredited) |
|
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Kathy Qualen | ... | Cave girl (uncredited) |
Produced by
| Jack Pollexfen | ... | producer |
| Aubrey Wisberg | ... | producer |
| Albert Zugsmith | ... | associate producer |
Music by
| Charles Koff | ||
Cinematography by
| Paul Ivano | ||
Editing by
| Fred R. Feitshans Jr. | ||
Production Design by
| Theobold Holsopple | ||
Set Decoration by
| Clarence Steensen | ||
Costume Design by
| Yvonne Wood | ||
Makeup Department
| Steven Clensos | ... | makeup artist |
Sound Department
| Frank McWhorter | ... | sound |
Special Effects by
| Roscoe Cline | ... | mechanical effects (as Rocky Cline) |
| Louis DeWitt | ... | special effects (uncredited) |
Visual Effects by
| Irving Block | ... | special photographic effects |
| Jack Rabin | ... | special photographic effects |
