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Cornel Wilde as Dr. Mercer Boley |
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Jennifer Salt as Diana Boley |
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Grayson Hall as Mrs. Parks |
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Bernie Casey as The Gargoyle |
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Scott Glenn as James Reeger |
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William Stevens as Police Chief |
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John Gruber as Jesse |
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Woody Chambliss as Uncle Willie |
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Jim Connell as Buddy |
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Timothy Burns as Morris Day |
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Mickey Alzola as Gargoyle |
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Greg Walker as Gargoyle |
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Rock A. Walker as Gargoyle |
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Vic Perrin as The Gargoyle (voice) |
| Directing | Bill L. Norton | Director |
| Writing | Elinor Karpf | Writer |
| Camera | Earl Rath | Director of Photography |
| Production | Rick Rosenberg | Producer |
| Editing | Frank P. Keller | Editor |
| Sound | Robert Prince | Original Music Composer |
| Costume & Make-Up | Thomas S. Dawson | Costume Design |
| Visual Effects | Stan Winston | Creature Design |
| Visual Effects | Ellis Burman Jr. | Creature Design |
| Writing | Steven Karpf | Writer |
| Production | Robert W. Christiansen | Producer |
| Production | Roger Gimbel | Executive Producer |
