 | Sergio Castellitto als Jules Maigret |
 | Margherita Buy als Louise Maigret |
 | Carlos Bardem als Janvier |
 | Giuseppe Sanfelice als Lapointe |
 | Juli Fàbregas als Lucas |
 | Paolo De Vita als Dr. Moeurs |
 | Paolo Calabresi als Comeliaeu |
 | Eva Santolaria als Maguy |
 | Roberto Citran als Lionel Martin |
 | Montserrat Alcoverro als Ottila |
 | Pau Durà als Roger Couchet |
 | Greta Scacchi als Juliette Martin |
| Renato De Maria | Director |
| Georges Simenon | Novel |
| Nicola Piovani | Original Music Composer |
| Gian Filippo Corticelli | Director of Photography |
| Patrizio Marone | Editor |
| Francesco Frigeri | Production Design |
| Elisabetta Montaldo | Costume Design |
| Esmé Sciaroni | Makeup Department Head |
| Mauro Tamagnini | Hair Department Head |
| Francesco Scardamaglia | Teleplay |
| Nicola Lusuardi | Teleplay |
| Sergio Castellitto | Teleplay |
| Roberto Sessa | Producer |
| Fabiola Banzi | Casting |
| Alena Kubánková | Casting |
| Núria Vilert | Casting |
| Nicola Lusuardi | Story |
| Sergio Castellitto | Story |
| Francesco Scardamaglia | Story |
| Mario Iaquone | Sound |
| Gianluca Mazzella | Assistant Director |
| Patrick Carrarin | General Manager |
| Claudia Marra | Delegated Producer |
| Giorgio Fabbri | Story Editor |
| Aureli De Luna | Co-Producer |
| Ornella Bernabei | Co-Producer |
| Anna Stoppoloni | Co-Producer |
| Massimo Chiesa | Associate Producer |
