George Dumurrier is een rijke, maar gewetenloze arts die een kliniek runt met zijn broer Henry. Ondanks zijn huwelijk met Susan, die astmatisch is, heeft George een affaire met de mooie Jane, de assistente van een fotograaf.
| Directing | Lucio Fulci | Director |
| Directing | Massimo Castellani | First Assistant Director |
| Directing | Albino Cocco | First Assistant Director |
| Production | Massimo Manasse | Unit Manager |
| Production | Francisco J. Tudela | Unit Manager |
| Directing | Vittoria Vigorelli | Script Supervisor |
| Production | Gray Frederickson | Production Assistant |
| Production | Renato Jaboni | Line Producer |
| Writing | Lucio Fulci | Story |
| Writing | Roberto Gianviti | Story |
| Writing | Lucio Fulci | Screenplay |
| Writing | José Luis Martínez Mollá | Screenplay |
| Writing | Roberto Gianviti | Screenplay |
| Production | Edmondo Amati | Producer |
| Sound | Riz Ortolani | Original Music Composer |
| Camera | Alejandro Ulloa | Director of Photography |
| Editing | Ornella Micheli | Editor |
| Art | Nedo Azzini | Production Design |
| Art | Pier Luigi Basile | Set Decoration |
| Costume & Make-Up | Lucia Mirisola | Costume Design |
| Costume & Make-Up | Giuseppe Banchelli | Makeup Artist |
| Costume & Make-Up | Iole Cecchini | Hairstylist |
| Production | Luis Méndez | Production Manager |
| Sound | Mario Ligobbi | Sound |
| Art | Román Calatayud | Production Design |
| Art | Alessandro De Santis | Assistant Production Design |
| Camera | Antonio Benetti | Still Photographer |
| Camera | Giovanni Bergamini | Camera Operator |
| Camera | Giovanni Bonivento | Assistant Camera |
| Editing | Concetta Pacini | Assistant Editor |
| Sound | Alessandro Alessandroni | Musician |
| Sound | Nino Culasso | Musician |
| Sound | Gino Marinacci | Musician |
| Crew | Raffaele Mottola | Dialogue Coach |
| Production | Paolo Vandini | Production Secretary |
