The head of a famous artist with a sordid past is found in the catacombs in Paris. In his studio, Commissaire Rousseau and the young profiler Mariella De Luca discover a second decapitated body, his wife's. The mystery deepens when another head is found a few days later.
| Directing | Charlotte Brändström | Director |
| Writing | Gilda Piersanti | Writer |
| Writing | Gianguido Spinelli | Writer |
| Production | Sophie Deloche | Producer |
| Sound | Frans Bak | Original Music Composer |
| Camera | Pascal Gennesseaux | Director of Photography |
| Editing | Jean-François Naudon | Editor |
| Production | Françoise Menidrey | Casting |
| Art | Eric Durringer | Production Design |
| Costume & Make-Up | Guy Bonnel | Special Effects Makeup Artist |
| Costume & Make-Up | Denis Gastou | Special Effects Makeup Artist |
| Costume & Make-Up | Sophie Harvey | Key Makeup Artist |
| Costume & Make-Up | Pierre-Paul Jayne | Special Effects Makeup Artist |
| Costume & Make-Up | Fulvio Pozzobon | Hairstylist |
| Sound | Bernard Bats | Sound |
| Sound | Jean-Marc Lentretien | Sound Re-Recording Mixer |
| Sound | Philippe Penot | Foley Artist |
