Laurent Tirard Director, Screenwriter Maxime Godart Nicolas Actor Valérie Lemercier La mère de Nicolas Actor Kad Merad Le père de Nicolas Actor Sandrine Kiberlain La Maîtresse Actor François-Xavier Demaison Le Bouillon Actor Michel Duchaussoy Le Directeur Actor Daniel Prévost M. Moucheboume Actor Michel Galabru Le Ministre Actor Anémone Mlle Navarin Actor François Damiens Blédurt Actor Louise Bourgoin La fleuriste Actor Vincent Claude Alceste Actor Grégoire Vigneron Screenwriter Olivier Delbosc Producer Marc Missonnier Producer Genevieve Lemal Associate Producer Denis Rouden Cinematographer Ricardo Castro Sound Engineer Paul Heymans Sound Engineer Françoise Dupertuis Production Design Pierre-Jean Larroque Costume Design Valérie Deseine Film Editing Klaus Badelt Original Music Thomas Gauder Sound Mixer