| Person | Type | Job | Role(s) |
|---|---|---|---|
 Antoinette Pellevant | Crew | Writing | Screenplay |
Aurelio Crugnola | Crew | Costume & Make-Up | Costume Design |
Coriolano Gori | Crew | Sound | Original Music Composer, Conductor |
Ermanno Donati | Crew | Production | Producer |
Franco Fumagalli | Crew | Art | Set Decoration |
Giovanni Fago | Crew | Directing | First Assistant Director |
Guglielmo Mancori | Crew | Camera | Director of Photography |
Italo De Tuddo | Crew | Writing | Screenplay |
 Lucio Fulci | Crew | Directing | Director |
Lucio Trentini | Crew | Production | Unit Manager |
Luigi Carpentieri | Crew | Production | Producer |
Mario Sbrenna | Crew | Camera | Camera Operator |
Oreste Biancoli | Crew | Writing | Screenplay |
Ornella Micheli | Crew | Editing | Editor |
Piero Donati | Crew | Production | Production Manager |
Piero Filippone | Crew | Art | Production Design |
 Vittorio Metz | Crew | Writing | Screenplay |
Euclide Santoli | Crew | Costume & Make-Up | Makeup Artist |
 Stefano Rolla | Crew | Directing | Second Assistant Director |
Franco Groppioni | Crew | Sound | Sound |
Franca Carotenuto | Crew | Directing | Script Supervisor |
 Bruno Scipioni | Cast | Actor | Hotel Doorman |
 Ciccio Ingrassia | Cast | Actor | Ciccio - Nightwatchman #2 |
Consalvo Dell'Arti | Cast | Actor | Hotel Receptionist |
 Cristina Gaïoni | Cast | Actress | Iris |
 Ernesto Calindri | Cast | Actor | Parodi |
 Franco Franchi | Cast | Actor | Franco - Nightwatchman #1 |
 Gianni Bonagura | Cast | Actor | Cerrocchi |
Laura Adani | Cast | Actress | Mrs. Parodi |
 Louis Seigner | Cast | Actor | Cipriano Paoloni - the President |
 Luigi Pavese | Cast | Actor | Manzini |
 Mario Frera | Cast | Actor | Policeman who arrests Petroni |
 Marisa Merlini | Cast | Actress | Bice Petroni |
Marisa Quattrini | Cast | ||
Nello Ascoli | Cast | ||
 Nino Taranto | Cast | Actor | Professor Gaspare Petroni |
 Nino Terzo | Cast | Actor | Brigadiere Calascione |
 Philippe Noiret | Cast | Actor | Bellini |
 Sylva Koscina | Cast | Actress | Marisa |
 Valeria Fabrizi | Cast | Actress | Milena |
Augusto Pescarini | Cast | (as Augusto Pesarini) | |
Francesco Sormano | Cast | ||
Enrica Caperchi | Cast | ||
Marcello Simoni | Cast | ||
Carla Morosini | Cast | ||
| Person | Type | Job | Role(s) |
