 Clovis CornillacCommissioner Paul Valentin | Commissioner Paul Valentin |
 Diane KrugerPrincess Constance Radetsky | Princess Constance Radetsky |
 Édouard BaerInspector Pujol | Inspector Pujol |
 Olivier GourmetInspector Marcel 'Le Colosse' Terrasson | Inspector Marcel 'Le Colosse' Terrasson |
 Thierry FrémontPiotr | Piotr |
 Jacques GamblinJules Bonnot | Jules Bonnot |
 Stefano AccorsiTrainee inspector Achille Bianchi | Trainee inspector Achille Bianchi |
 Léa DruckerLéa | Léa |
 Philippe DuquesneCasimir Cagne | Casimir Cagne |
| DDidier FlamandPrefect of police | Prefect of police |
 Gérard JugnotChief commissioner Faivre | Chief commissioner Faivre |
 Agnès SoralMademoiselle Amélie | Mademoiselle Amélie |
 Eric PratAlphonse Bertillon | Alphonse Bertillon |
 Capucine AckermannSolène Terrasson | Solène Terrasson |
| BBenjamin MonnierSolène's fiancé | Solène's fiancé |
 Roland CopéRaymond Poincaré, President of the Republic | Raymond Poincaré, President of the Republic |
 Nicholas CalderbankSir Hollingworth | Sir Hollingworth |
 Anton YakovlevPrince's secretary | Prince's secretary |
 Valérie MischlerSinger | Singer |
| MMarie VinoySinger | Singer |
| DDavid BollingLawyer | Lawyer |
| AAntonio CauchoisInvestigating judge | Investigating judge |
 Didier LafayeDoctor | Doctor |
| MMathilde MottierReceptionnist of "L'Humanité" | Receptionnist of "L'Humanité" |
 Luc GuiolMobile police agent | Mobile police agent |
 Robert PaturelReferee | Referee |
 Grégory RagotMobile police agent "mobilard" | Mobile police agent "mobilard" |
 Olivier SaNot listed | Not listed |
 Béatrice MichelMrs. Terrasson | Mrs. Terrasson |
 Hélène SeuzaretAdèle Bianci | Adèle Bianci |
