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Ana Castor as Lida |
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Howard Vernon as Max von Klaus |
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Paula Martel as Karine |
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Georges Rollin as Inspector Borowski |
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Hugo Blanco as Ludwig von Klaus |
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Gogó Rojo as Margaret |
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Fernando Delgado as Karl Steiner |
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Manuel Alexandre as Theo (uncredited) |
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Emilio Alonso as Police Sergeant (uncredited) |
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José Carlos Arévalo as Helmund (uncredited) |
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José Luis Coll as Hotel Guest (uncredited) |
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María Francés as Elisa von Klaus (uncredited) |
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Serafín García Vázquez as Hansel (uncredited) |
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Marius Lesoeur as Man Blocking Traffic on Bridge (uncredited) |
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Miguel Madrid as Fritz, Hanburg Hotel Concierge (uncredited) |
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Ángel Menéndez as Doctor Kalman (uncredited) |
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Turia Nelson as Dorian Vincet (uncredited) |
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Joaquín Pamplona as Steiner's Editor (uncredited) |
| Directing | Jess Franco | Director |
| Production | José López Brea | Producer |
| Production | Marius Lesoeur | Producer |
| Crew | Godofredo Pacheco | Cinematography |
| Art | Antonio Cortés | Art Direction |
| Costume & Make-Up | Emilio Puyol | Makeup Artist |
| Art | Andrés Vallvé | Production Design |
| Sound | Daniel White | Music |
| Writing | Jess Franco | Screenplay |
| Writing | Rene Sebille | Adaptation |
| Writing | Jess Franco | Story |
| Editing | Ángel Serrano | Editor |
