Full Credits
34 members

James Franciscus
Carlo Giordani

Karl Malden
Franco Arnò

Catherine Spaak
Anna Terzi

Pier Paolo Capponi
Police Supt. Spini

Horst Frank
Dr. Braun

Rada Rassimov
Bianca Merusi

Aldo Reggiani
Dr. Casoni

Carlo Alighiero
Dr. Calabresi

Vittorio Congia
Righetto (cameraman)

Ugo Fangareggi
Gigi the Loser

Tom Felleghy
Dr. Esson
Emilio Marchesini
Dr. Mombelli

Fulvio Mingozzi
Spimi's man

Corrado Olmi
Morsella

Pino Patti
Barber

Umberto Raho
Manuel's ex-lover

Jacques Stany
Prof. Manera

Stefano Oppedisano
Taxi driver

Ada Pometti
Telephone operator
Walter Pinelli
Sascha Helwin

Marie Louise Sinclair
Film starlet
Martial Boschero

Cinzia De Carolis
Lori

Werner Pochath
Manuel

Tino Carraro
Prof. Fulvio Terzi
Ettore Arena
Billiard Player (uncredited)

Aristide Caporale
Smoker in the Billiard Hall (uncredited)

Giovanni Di Benedetto
Chief of Police Salmi (uncredited)

Margherita Horowitz
Lori's Babysitter (uncredited)

Giuseppe Marrocco
Man at Table in the Saint Peter's Club (uncredited)

Gennarino Pappagalli
Man in the Terzi's Institute (uncredited)
Aldo Parenti
(uncredited)

Franco Ukmar
Policeman - Speaks with Morsella About Food (uncredited)
50 members
Dario Argento
Director
Roberto Pariante
Assistant Director
Dario Argento
Story
Dardano Sacchetti
Story
Dario Argento
Screenplay
Luigi Cozzi
Story
Bryan Edgar Wallace
Screenplay
Salvatore Argento
Producer
Carlo Du Bois
Production Accountant
Angelo Iacono
Production Manager
Carlo Du Bois
Administration
Roberta Leoni
Production Secretary
Giuseppe Mangogna
Production Manager
Erico Menczer
Director of Photography
Roberto Brega
Camera Operator
Arturo de Castelterlango
First Assistant Camera
Giuseppe Gabrielli
Grip
Maurizio La Monica
Second Assistant Camera
Renato Mascagno
First Assistant Camera
Ettore Migalizzi
Grip
Giovanni Migalizzi
Grip
Maurizio Migalizzi
Key Grip
Firmino Palmieri
Still Photographer
Ennio Morricone
Original Music Composer
Eugenio Fiori
Boom Operator
Romano Pampaloni
Sound Recordist
Mario Ronchetti
Sound
Massimo Anzellotti
Sound Effects Editor
Bruno Nicolai
Conductor
Luciano Anzellotti
Sound Effects
Carlo Leva
Production Design
Romeo Costantini
Assistant Set Decoration
Franco Pedacchia
Assistant Production Design
Lamberto Verdenelli
Property Master
Luciano Vittori
Title Designer
Carlo Leva
Costume Design
Luca Sabatelli
Costume Design
Giuseppe Ferranti
Makeup Artist
Vincenzo Marchetti
Assistant Makeup Artist
Pierantonio Mecacci
Makeup Artist
Maura Turchi
Hairstylist
Luciano Vittori
Visual Effects
Cesarina Casini
First Assistant Editor
Sergio Fraticelli
Assistant Editor
Franco Fraticelli
Editor
Roberto Bertozzi
Electrician
Rodolfo Flibotti
Gaffer
Alberico Loreti
Best Boy Electric
Francesco Rachini
Electrician
Carlo Vinciguerra
Electrician