Anthony Franciosa
Peter Neal
John Saxon
Bullmer
Daria Nicolodi
Anne
Giuliano Gemma
Detective Germani
Christian Borromeo
Gianni
Mirella D'Angelo
Tilde
Veronica Lario
Jane McKerrow
Ania Pieroni
Elsa Manni
Eva Robin's
Girl on Beach
Carola Stagnaro
Detective Altieri
John Steiner
Christiano Berti
Lara Wendel
Maria Alboretto
Isabella Amadeo
Bullmer's secretary
Mirella Banti
Marion
Ennio Girolami
Department Store Manager
Monica Maisani
Marino Masé
John
Fulvio Mingozzi
Alboretto
Giampaolo Saccarola
Coroner
Ippolita Santarelli
Prostitute
Francesca Viscardi
Dario Argento
Narrator / Murderer's Hands (voice) (uncredited)
Lamberto Bava
Elevator Repairman #1 (uncredited)
Michele Soavi
Maria's Boyfriend / Man with Girl on Beach (uncredited)
Giuseppe Bassan
Production Design
Michele Soavi
Second Assistant Director
Massimo Anzellotti
Sound Effects
Cesare Piccini
Assistant Property Master
Diego Della Valle
Shoe Design
Antonella Caputo
Assistant Production Design
Carlo Du Bois
Production Accountant
Piero Bozza
Assistant Editor
Giovanni Corridori
Special Effects
Patrizia Corridoni
Key Hair Stylist
Maurizio Garrone
Set Decoration
Dario Argento
Story
Enrico Lucherini
Unit Publicist
Roberto Marsigli
Assistant Camera
Giancarlo Laurenzi
Boom Operator
Cesare Jacolucci
Production Manager
Maurizio Piano
Assistant Camera
Francesco Giulivi
Gaffer
Claudio Simonetti
Original Music Composer
Saverio Mangogna
Production Secretary
Roberto Priori
Assistant Editor
Romano Pampaloni
Sound Mixer
Aldo Taloni
Set Dresser
Cesare Jacolucci
Production Supervisor
Giuseppe Pagnotta
Property Master
Giuseppe Mangogna
Production Manager
Ferdinando Caputo
Production Accountant
David Block
Colorist
Vanda Caprioli
Other
Francesco Bellomo
Still Photographer
Franco Tomei
Costume Designer
Claudio Argento
Producer
Osvaldo Monaco
Property Master
Lamberto Bava
First Assistant Director
Franco Fraticelli
Editor
Mario Dallimonti
Sound
Pierangelo Cicoletti
Costume Designer
Dario Argento
Director
Pierantonio Mecacci
Makeup Artist
Mario Moreschini
Key Grip
Luciano Anzellotti
Sound Effects
Tommaso Barbi
Set Decoration
Salvatore Argento
Executive Producer
Fabio Pignatelli
Original Music Composer
Massimo Morante
Original Music Composer
Dario Argento
Screenplay
Francesca Roberti
Script Supervisor
Massimo Garrone
Assistant Set Decoration
Barbara Canevari
Assistant Costume Designer
Giuseppe Tinelli
Camera Operator
Remo Cartocci
Grip
Luciano Tovoli
Director of Photography
Angelo Iacono
General Manager