A doctor accidentally kills his girlfriend, when he causes her to fall onto an ornamental flower which has metal spikes. He disposes of her by chopping up and then dissolving her corpse. The woman's sister accuses the doctor and an investigation begins. In the meantime, a second woman is killed and the doctor begins to receive metal petals through the post...
| Costume & Make-Up | Silvio Laurenzi | Costume Designer |
| Crew | Antonio Borghesi | Cinematography |
| Lighting | Silio Bartoli | Electrician |
| Camera | Renato Lomiry | Camera Operator |
| Production | Rita Sala | Production Designer |
| Production | Paolo Vandini | Production Supervisor |
| Writing | Gianni Martucci | Screenplay |
| Camera | Enzo Di Matteo | Assistant Camera |
| Camera | Giancarlo Formichi | Camera Operator |
| Camera | Giancarlo Mancini | Key Grip |
| Sound | Salvatore Grifi | Sound |
| Sound | Remo Ugolinelli | Sound |
| Directing | Luigina Lovari | Script Supervisor |
| Editing | Maria Cirò | Assistant Editor |
| Production | Giuseppe Bruno Bossio | Production Secretary |
| Sound | Luciano Anzellotti | Sound Effects |
| Editing | Attilio Vincioni | Editor |
| Production | Enor Silvani | Production Designer |
| Production | Maria Luisa Zampino | Production Secretary |
| Costume & Make-Up | Pierantonio Mecacci | Makeup Artist |
| Production | Riccardo Cerro | Producer |
| Camera | Maurizio Cipriani | Assistant Camera |
| Production | Benito Mercuri | Production Manager |
| Writing | Gianni Martucci | Story |
| Production | Mauro Berardi | Producer |
| Directing | Gianni Martucci | Assistant Director |
| Costume & Make-Up | Stella Battista | Seamstress |
| Directing | Gianfranco Piccioli | Director |
| Sound | Marcello Giombini | Original Music Composer |
| Writing | Gianfranco Piccioli | Screenplay |
