Umberto Lenzi
Director
Marcello Coscia
Screenplay
Rafael Romero Marchent
Screenplay
Marie Claire Solleville
Screenplay
Marcello Coscia
Story
Rafael Romero Marchent
Story
Fulvio Barresi
First Assistant Director
Rodolphe Marcilly
First Assistant Director
María Luz Manzano
Script Supervisor
Mario Alabiso
Unit Manager
Francisco Lara Polop
Unit Manager
Lamberto Andreani
Production Secretary
Angelo Spadoni
Sound
Carlo Diotallevi
Sound
Wolfgang Burmann
Production Design
Donato Antonio Ventrella
Assistant Production Design
Averoe Stefani
Production Manager
Piero Umiliani
Conductor
Bruno Bolognesi
Line Producer
Salvatore Alabiso
Producer
Guglielmo Mancori
Director of Photography
Enzo Alabiso
Editor
Gregorio García Segura
Original Music Composer
Bruno Di Geronimo
Screenplay
Antonio Ramírez de Loaysa
Editor
Franco Bottari
Production Design
Giovanni Naitano
Costume Design
Mario Van Riel
Makeup Artist
Joe D'Amato
Camera Operator
Carroll Baker
Helen
Jean Sorel
Maurice Sauvage
Alberto Dalbés
Dr. Harry Webb
Anna Proclemer
Constance Sauvage
Luis Dávila
Albert Duchamps
Marina Coffa
Susan Sauvage
Hugo Blanco
Miguel
Lisa Halvorsen
Solange
Jacques Stany
James
Manuel Díaz Velasco
Miguel
Rossana Rovere
Nurse
Calisto Calisti
Doctor
Alfonso de la Vega
Chauffeur
Miguel Beltrán
Gaspar Forteza
1st Cop
