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Frank Finlay as Chandu |
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Marcia Layton as Lisa / Lenore |
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Melanie Shatner as Eva |
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Frank Braña as Felix |
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Luis Fernando Alvés as Chris |
|
Brad Fisher as Hawk |
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Kaethe Cherney as Candy |
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Paul Birchard as Billy |
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Emilio Linder as Eddie |
| Crew | Basilio Cortijo | Special Effects |
| Production | Juan Piquer Simón | Producer |
| Camera | Julio Bragado Darman | Director of Photography |
| Production | José Gutiérrez Maesso | Executive Producer |
| Directing | Juan Piquer Simón | Director |
| Writing | Juan Piquer Simón | Screenplay |
| Production | Werner Pochath | Casting |
| Writing | H.P. Lovecraft | Story |
| Writing | David Coleman | Writer |
| Sound | Tim Souster | Music |
| Writing | Linda Moore | Writer |
