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Lang Jeffries as Coplan |
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Sabine Sun as Countess |
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José María Caffarel as Langis |
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Robert Party as The Old |
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Frank Oliveras as Fondane |
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Guido Lollobrigida as Montez |
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Osvaldo Genazzani as |
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Guy Marly as Dr. Krauz |
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Luciana Gilli as Maya |
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Silvia Solar as Francine |
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Ida Galli as (uncredited) |
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Francisco Cebrián as (uncredited) |
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Antonio Orengo as (uncredited) |
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Mónica Randall as (uncredited) |
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María Dolores Rubio as (uncredited) |
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Tomás Torres as (uncredited) |
| Production | Alfonso Balcázar | Producer |
| Production | Robert de Nesle | Producer |
| Production | Edmondo Amati | Producer |
| Sound | Jacques Lacome | Original Music Composer |
| Directing | Riccardo Freda | Director |
| Writing | Jean Libert | Novel |
| Camera | Juan Gelpí | Director of Photography |
| Camera | Paul Soulignac | Director of Photography |
| Writing | Bertrand Tavernier | Writer |
