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Anthony Steffen as Inspector Michael Lawrence |
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Antonio Pica as Chief Inspector Albert |
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María Kosty as Sarah |
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Raf Baldassarre as DuVallier |
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Romy as |
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Julián Ugarte as DuValliere |
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Eduardo Fajardo as Crime Boss Costa |
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Carmen Yazalde as Susan Meredith |
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Luis Gaspar as |
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Julio Pérez Tabernero as |
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Joan Borràs as |
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Alfonso de la Vega as |
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Francisco Jarque as |
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Richard Kolin as |
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Carmen Liaño as |
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Ángel Lombarte as |
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Ricardo Moyán as |
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Jacinto Ramos as |
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Jaime Ros as |
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Susana Taber as |
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Víctor Vilanova as |
| Writing | Alberto De Stefanis | Writer |
| Directing | Juan Bosch | Director |
| Writing | Juan Bosch | Writer |
| Sound | Marcello Giombini | Music |
| Camera | Gino Santini | Director of Photography |
| Directing | Anna Pia Sterlicchio | Script Supervisor |
| Writing | Ángel G. Gauna | Writer |
| Art | Saverio D'Eugenio | Set Decoration |
| Writing | Anthony Steffen | Writer |
| Production | José María Cunillés | Executive Producer |
| Art | José Massagué | Art Direction |
| Editing | Eugenio Alabiso | Editor |
| Editing | Emilio Ortiz | Editor |
