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Robert Quarry as Count Yorga |
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Roger Perry as Dr. Jim Hayes |
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Michael Murphy as Paul |
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Michael Macready as Michael Thompson |
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Donna Anderson as Donna |
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Judy Lang as Erica Landers |
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Edward Walsh as Brudah |
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Julie Conners as Cleo |
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Marsha Jordan as Donna's Mother |
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George Macready as Narrator (voice) |
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Paul Hansen as Peter |
| Directing | Bob Kelljan | Director |
| Writing | Bob Kelljan | Writer |
| Production | Michael Macready | Producer |
| Production | Robert Vincent O'Neil | Production Supervisor |
| Camera | Pat O'Mara | Assistant Camera |
| Camera | Jim Getty | Key Grip |
| Costume & Make-Up | Nancy Renard | Wardrobe Master |
| Art | James Stinson | Props |
| Directing | Patty Sue Townsend | Script Supervisor |
| Sound | George Garrin | Sound Assistant |
| Art | Bob Wilder | Set Designer |
| Crew | James M. Tanenbaum | Special Effects |
| Sound | Bob Dietz | Sound Recordist |
| Sound | Lowell Brown | Sound Recordist |
| Costume & Make-Up | Master Dentalsmith | Makeup Artist |
| Costume & Make-Up | Mark Rogers | Makeup Artist |
| Sound | Bill Marx | Original Music Composer |
| Camera | Arch Archambault | Director of Photography |
| Editing | Tony de Zarraga | Editor |
