| James Huth |
| Elodie Bouchez | Jeanne | |
| Ludovic Bernard | L'homme-écureuil | |
| Isabelle Caubere | Josie | |
| Delphine Chaneac | Marjorie | |
| Francois Chattot | Monsieur, le père de Brice | |
| Clovis Cornillac | Marius Lacaille, dit Marius de Fréjus | |
| Richard Darbois | Bodhi (voice) | |
| Jean Dujardin | Brice Agostini, dit Brice de Nice | |
| Antoine Dulery | Micky, la légende | |
| Sissi Duparc | Sissi la guichetière | |
| Alexandra Lamy | Chantal la sirène/Alice de Nice | |
| Karine Lebris | Noémie qui pleure | |
| Patrick Ligardes | Jean-Marie Guitera, le banquier | |
| Didier Menin | Le patron du restaurant | |
| Mathias Mlekuz | Eudes, l'avocat | |
| Eric Poulain | Le présentateur Surfin' | |
| Nicole Regnault | La gouvernante (uncredited) | |
| Bruno Salomone | Igor d'Hossegor | |
| Eric Collado | André, le policier | |
| Alexandra Fleischer | Catherine, l'infirmière | |
| Priscilla Lopes | Natachatte | |
| Cyril Guei | Babakar de Dakar | |
| Sabine Crossen | La belle mère | |
| Julia Molkhou | Gladys, la reine du kiss | |
| Shannon | Une enfant anglaise | |
| Tom | Un enfant anglais | |
| Shannon | Une enfant anglaise | |
| Lannick Gautry | Arnaud de Lacanau | |
| Sidney Wernicke | Nikos de Mykonos | |
| Xavier Boiffier | Mario, le serveur | |
| Jérémie Quaegebeur | Victor d'Hossegor | |
| Aurélie Amblard | Adversaire numéro 17 | |
| Audrey Lamy | ||
| Raphaël Boyes | Le camionneur (as Francis Boyes) |
| Carine Angeli | ||
| Jean Dujardin | also original stage sketch | |
| James Huth | ||
| Karine Angeli |
| Eric Altmeyer | producer | |
| Nicolas Altmeyer | producer |
| Bruno Coulais |
| Philippe Piffeteau |
| James Huth | ||
| Antoine Vareille |
| Nathalie Cheron | ||
| Anne Barbier | ||
| Antoinette Boulat |
| Alain Veyssier |
| Sandrine Weill |
| Sophie Harvey | key makeup artist | |
| Bettina Keller | key hair stylist |
| Philippe Roux | production manager | |
| Gilles Monnier | assistant unit manager | |
| Jérémie Chevret | unit production manager | |
| Romaric Thomas | unit production manager | |
| Patricia Colombat | post-production supervisor | |
| Laurent Coppola | assistant unit manager |
| Ludovic Bernard | first assistant director | |
| Maurice Hermet | assistant director | |
| Christel Bordon | third assistant director |
| Michel Rollant | property buyer | |
| Sarah Moudjebeur | art department assistant |
| Pascal Dedeye | foley artist | |
| William Flageollet | sound mixer | |
| Daniel Gries | foley artist | |
| François-Joseph Hors | sound mixer | |
| Olivier Le Vacon | sound | |
| Jean Minondo | sound recordist | |
| Bridget O'Driscoll | supervising sound editor | |
| Laurent Quaglio | sound designer | |
| Julien Sicart | additional boom operator | |
| Nicolas Dambroise | dialogue editor | |
| Vladislav Boyadjiev | ProTools engineer |
| Thibault Deloof | graphic artist |
| Frederic Moreau | visual effects producer | |
| Joyce Menger | visual effects supervisor | |
| Pierre Blain | Inferno artist | |
| Loic Lepechon | marine director | |
| Georges Tornero | digital compositor |
| Sebastien Soudais | stunt double: Jean Dujardin |
| Franck Barrault | electrician | |
| Estelle Bault | script supervisor | |
| Francois Bert | key grip | |
| Thibault Grabherr | still photographer | |
| Alain Herpe | first assistant camera | |
| Steve Moreau | second assistant camera | |
| Audrey Ciais | script trainee | |
| Jean-Baptiste Jay | crane technician | |
| Jérémie Boury | making-of director | |
| Jean-Claude Pambe Wayack | choreographer |