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...
| Directing | Gianfranco Piccioli | Director |
| Writing | Gianni Martucci | Screenplay |
| Writing | Gianni Martucci | Story |
| Production | Mauro Berardi | Producer |
| Production | Riccardo Cerro | Producer |
| Sound | Marcello Giombini | Original Music Composer |
| Crew | Antonio Borghesi | Cinematography |
| Editing | Attilio Vincioni | Editor |
| Production | Rita Sala | Production Designer |
| Production | Enor Silvani | Production Designer |
| Costume & Make-Up | Silvio Laurenzi | Costume Designer |
| Costume & Make-Up | Pierantonio Mecacci | Makeup Artist |
| Production | Giuseppe Bruno Bossio | Production Secretary |
| Production | Benito Mercuri | Production Manager |
| Production | Paolo Vandini | Production Supervisor |
| Production | Maria Luisa Zampino | Production Secretary |
| Directing | Gianni Martucci | Assistant Director |
| Sound | Luciano Anzellotti | Sound Effects |
| Sound | Salvatore Grifi | Sound |
| Sound | Remo Ugolinelli | Sound |
| Lighting | Silio Bartoli | Electrician |
| Camera | Maurizio Cipriani | Assistant Camera |
| Camera | Enzo Di Matteo | Assistant Camera |
| Camera | Giancarlo Formichi | Camera Operator |
| Camera | Renato Lomiry | Camera Operator |
| Camera | Giancarlo Mancini | Key Grip |
| Costume & Make-Up | Stella Battista | Seamstress |
| Editing | Maria Cirò | Assistant Editor |
| Directing | Luigina Lovari | Script Supervisor |
| Writing | Gianfranco Piccioli | Screenplay |
