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Maria De Aragon as Jeanne |
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Marvin Howard as Dr. Iane Thorne |
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Eric Sinclair as Dr. Willy Seppel (as Eric Allison) |
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Mason Caulfield as Mason, the Hippy |
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R.N. Bullard as |
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Cecil Reddick as Medical Examiner |
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Tim Frawley as |
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Jax Jason Carroll as |
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Ola Kauffman as Mrs. Lacey |
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John Barnum as Merv (as Barney Bossick) |
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Al Ward as Phil Masters |
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Chuck Hillig as |
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James Ragan as Ben |
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David Essex as |
| Directing | Harry Essex | Director |
| Production | Roger Corman | Producer |
| Visual Effects | Doug Beswick | Visual Effects |
| Writing | Julian C. May | Short Story |
| Costume & Make-Up | Ron Kinney | Makeup Artist |
| Production | Harry Essex | Producer |
| Sound | Albert Glasser | Original Music Composer |
| Editing | Robert Freeman | Editor |
| Camera | Robert Caramico | Director of Photography |
| Writing | Harry Essex | Screenplay |
| Production | Jax Jason Carroll | Associate Producer |