Riccardo Freda
Director
Mario Bava
Director of Photography
Luigi Carpentieri
Producer
Ermanno Donati
Producer
Piero Regnoli
First Assistant Director
Claudio Agostinelli
Production Assistant
Piero Donati
Production Manager
Piero Regnoli
Story
Mario Bava
Story
Piero Regnoli
Screenplay
Mario Bava
Screenplay
Riccardo Freda
Screenplay
Roman Vlad
Original Music Composer
Roberto Cinquini
Editor
Beni Montresor
Production Design
Beni Montresor
Costume Design
Franco Freda
Makeup Artist
Ada Palombi
Hairstylist
Mario Messina
Sound
Corrado Bartoloni
Camera Operator
Adriana Berselli
Assistant Costume Designer
Gianna Maria Canale
Giselle du Grand / Margherita du Grand
Carlo D'Angelo
L'ispettore Chantal
Dario Michaelis
Pierre Lantin
Paul Müller
Joseph Signoret
Wandisa Guida
Laurette Robert
Angelo Galassi
Ronald Fontaine
Renato Tontini
L'assistente del professore Grand
Charles Fawcett
Signor Robert
Gisella Mancinotti
Amica di Laurette
Miranda Campa
Signora Robert
Antoine Balpêtré
Professor Julien du Grand
Armando Annuale
Un uomo anziano al funerale (uncredited)
Riccardo Freda
Il dottore (uncredited)
Al Lewis
Assistant (uncredited)
Emilio Petacci
L'antiquario (uncredited)
Barbara Wohl
Lisette (uncredited)
