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Boris Karloff as Dr. Carl Mandel |
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Julissa as Corinne Mandel |
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Carlos East as Mark |
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Isela Vega as Helga |
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Yerye Beirute as Roland |
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Sandra Chávez as Luisa Martinez |
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Eva Muller as Stripper |
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Santanón as Dwarf |
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Pamela Parmeli as Blonde Motorist |
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Alfredo Rosas as Syed |
| Directing | Jack Hill | Director |
| Directing | Juan Ibáñez | Director |
| Writing | Jack Hill | Writer |
| Writing | Luis Enrique Vergara | Writer |
| Production | Luis Enrique Vergara | Producer |
| Sound | Enrico C. Cabiati | Music |
| Editing | Felipe Marino | Editor |
| Camera | Austin McKinney | Director of Photography |
| Camera | Raúl Domínguez | Director of Photography |
