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Paul Naschy as Waldemar Daninsky / Irineus Daninsky / Werewolf |
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Fabiola Falcón as Kinga Wilowa |
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Mariano Vidal Molina as Roulka |
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Maritza Olivares as Maria Wilowa |
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José Manuel Martín as Bela |
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María Silva as Elizabeth Bathory |
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Elsa Zabala as Gypsy Witch |
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Eduardo Calvo as Laszlo Wilowa |
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Ana Farra as Malitza |
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Fernando Sánchez Polack as Maurice, Waldemar's valet |
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Inés Morales as Ilona |
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Santiago Rivero as Cómico |
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Pilar Vela as Irina Wilowa |
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José Yepes as Gypsy in Waldemar's dream |
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Ana Maria Rossie as Woman killed by Daninsky |
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Sandalio Hernández as Doctor |
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Jorge Matamoros as Barna Báthory |
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Felicidad Nieto as Gypsy in Waldemar's dream |
| Directing | Carlos Aured | Director |
| Writing | Edward Mannix | Dialogue |
| Writing | Paul Naschy | Screenplay |
| Writing | Paul Naschy | Story |
| Costume & Make-Up | Antonio Muñoz | Costume Design |
| Camera | Francisco Sánchez | Director of Photography |
| Production | Luis Méndez | Producer |
| Costume & Make-Up | Esther Gutiérrez | Hairstylist |
| Editing | María Luisa Soriano | Editor |
| Art | Gumersindo Andrés | Production Design |
| Production | Ramiro Meléndez | Producer |
| Crew | Fernando Florido | Makeup Effects |
| Sound | Antón García Abril | Original Music Composer |
