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