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Cristina Galbó as Edna |
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Ray Lovelock as George |
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Arthur Kennedy as The Inspector |
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Aldo Massasso as Kinsey |
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Giorgio Trestini as Craig |
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Roberto Posse as Benson |
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José Lifante as Martin |
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Jeannine Mestre as Katie |
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Gengher Gatti as Keith |
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Fernando Hilbeck as Guthrie |
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Vera Drudi as Mary |
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Vicente Vega as Dr. Duffield |
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Francisco Sanz as Perkins |
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Paul Benson as Wood |
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Anita Colby as Nurse |
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Isabel Mestres as Telephonist |
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Joaquín Hinojosa as Autopsy doctor |
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Vito Salier as Naked man |
| Directing | Jorge Grau | Director |
| Writing | Sandro Continenza | Writer |
| Writing | Marcello Coscia | Writer |
| Production | Felice D'Alisera | Production Manager |
| Sound | Antonio Cárdenas | Sound Recordist |
| Visual Effects | Giannetto De Rossi | Visual Effects |
| Writing | Miguel Rubio | Writer |
| Writing | Juan Cobos | Writer |
| Editing | Domingo García | Editor |
| Art | Carlo Leva | Production Design |
| Camera | Francisco Sempere | Director of Photography |
| Costume & Make-Up | Giannetto De Rossi | Makeup Artist |
| Directing | Gianni Arduini | Assistant Director |
| Sound | Giuliano Sorgini | Original Music Composer |
| Production | Edmondo Amati | Producer |
| Editing | Vincenzo Tomassi | Editor |
| Art | Rafael Ferri | Art Direction |
| Production | Manuel Pérez | Executive Producer |
