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Susan Strasberg as Brenda |
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Faith Domergue as Millie Hartman |
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Charles Robinson as Jerry (as Charles Knox Robinson) |
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Kathleen Freeman as Hilda |
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Sydney Chaplin as George |
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John Ashton as Brock |
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George E. Carey as |
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Ben Frank as Woody |
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Biff Yeager as Bill |
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John Howard as Dr. Thomas |
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Steve Mitchell as Lt. Haze |
| Production | Robert J. Stone | Producer |
| Crew | William Tuttle | Makeup Effects |
| Writing | Tony Crechales | Screenplay |
| Camera | Dean Cundey | Director of Photography |
| Directing | Reginald Le Borg | Director |
| Editing | Herbert L. Strock | Editor |
