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 | Albino Cocco | First Assistant Director |
| Directing | Vittoria Vigorelli | Script Supervisor |
| Production | Gray Frederickson | Production Assistant |
| Production | Renato Jaboni | Line Producer |
| Production | Francisco J. Tudela | Unit Manager |
| Directing | Massimo Castellani | First Assistant Director |
| Production | Massimo Manasse | Unit Manager |
| Writing | José Luis Martínez Mollá | Screenplay |
| Costume & Make-Up | Lucia Mirisola | Costume Design |
| Writing | Roberto Gianviti | Story |
| Writing | Roberto Gianviti | Screenplay |
| Camera | Alejandro Ulloa | Director of Photography |
| Editing | Ornella Micheli | Editor |
| Art | Nedo Azzini | Production Design |
| Art | Pier Luigi Basile | Set Decoration |
| Costume & Make-Up | Giuseppe Banchelli | Makeup Artist |
| Production | Edmondo Amati | Producer |
| Writing | Lucio Fulci | Screenplay |
| Sound | Riz Ortolani | Original Music Composer |
| Writing | Lucio Fulci | Story |
| Production | Luis Méndez | Production Manager |
| Costume & Make-Up | Iole Cecchini | Hairstylist |
| Sound | Mario Ligobbi | Sound |
| Camera | Giovanni Bonivento | Assistant Camera |
| Editing | Concetta Pacini | Assistant Editor |
| Sound | Nino Culasso | Musician |
| Crew | Raffaele Mottola | Dialogue Coach |
| Sound | Gino Marinacci | Musician |
| Production | Paolo Vandini | Production Secretary |
| Camera | Giovanni Bergamini | Camera Operator |
| Sound | Alessandro Alessandroni | Musician |
| Art | Román Calatayud | Production Design |
| Art | Alessandro De Santis | Assistant Production Design |
| Camera | Antonio Benetti | Still Photographer |
