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María Kosty as Liz Meredith |
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Simón Andreu as Prof. Rod Carter |
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Kali Hansa as Tunika |
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Loreta Tovar as Carol Harris |
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José Thelman as Tomunga |
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Bárbara Rey as Agnes - Female Vampire |
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Jack Taylor as Prof Jonathan Grant |
| Directing | Amando de Ossorio | Director |
| Writing | Amando de Ossorio | Writer |
| Production | Luis Laso | Executive Producer |
| Production | Ricardo Muñoz Suay | Executive Producer |
| Camera | Francisco Sánchez | Director of Photography |
| Editing | Antonio Ramírez de Loaysa | Editor |
| Art | Cruz María Baleztena | Art Direction |
| Art | Cruz María Baleztena | Set Decoration |
| Costume & Make-Up | Francisca Guillot | Hairstylist |
| Costume & Make-Up | Mercedes Guillot | Assistant Makeup Artist |
| Costume & Make-Up | Miguel Sesé | Makeup Artist |
| Production | Modesto Pérez Redondo | Production Manager |
| Directing | Juan Antonio Arévalo | Assistant Director |
| Crew | Jesús Iglesias | Special Effects |
| Camera | Julio Burgos | Assistant Camera |
| Camera | Fernando Espiga | Camera Operator |
| Camera | José Salvador | Still Photographer |
| Directing | I. Acarregui | Continuity |
| Directing | Marisa Ibarra | Continuity |
| Production | José Ángel Santos | Production Assistant |
| Sound | Fernando García Morcillo | Music |
