Cast
Tony Musante
Sam Dalmas
Suzy Kendall
Julia
Enrico Maria Salerno
Inspector Morosini
Eva Renzi
Monica Ranieri
Umberto Raho
Alberto Ranieri
Renato Romano
Professor Carlo Dover
Giuseppe Castellano
Monti
Mario Adorf
Berto Consalvi
Pino Patti
Faiena
Gildo Di Marco
Garullo
Rosita Torosh
Victim
Omar Bonaro
Police Detective
Fulvio Mingozzi
Police Detective
Werner Peters
Antique Dealer
Karen Valenti
Tina
Carla Mancini
Girl Watching TV
Bruno Erba
Police Detective
Annamaria Spogli
Sandra Roversi (uncredited)
Giovanni Di Benedetto
Professor Rinaldi (uncredited)
Reggie Nalder
Needles (uncredited)
Maria Tedeschi
Old Lady in Fog (uncredited)
Aldo Barozzi
Passerby who calls the Police (uncredited)
Ugo Mari
Mario Zandri (uncredited)
Romano Targa
Policeman (uncredited)
Crew
Dario Argento
Director
Carlo Diotallevi
Sound
Vittorio Storaro
Director of Photography
Ennio Morricone
Original Music Composer
Enrico Umetelli
Camera Operator
Sergio Fraticelli
Assistant Editor
Artur Brauner
Producer
Luciano Anzellotti
Foley Artist
Dario Argento
Story
Angelo Tavazza
Administration
Eugenio Fiori
Boom Operator
Roberto Pariante
First Assistant Director
Cesarina Casini
Assistant Editor
Lida Chitarrini
Script Supervisor
Bruno Nicolai
Conductor
Arturo Zavattini
Camera Operator
Dario Argento
Screenplay
Umberto Sambuco
Unit Manager
Franco Fraticelli
Editor
Alberto Bartolomei
Sound Mixer
Dario Micheli
Production Design
Giuseppe Ferranti
Makeup Artist
Camillo Teti
Production Manager
Salvatore Argento
Producer
Fredric Brown
Novel
Dario Micheli
Costume Design
Lidia Puglia
Hairstylist
Mauro Marchetti
Assistant Camera
