François-Xavier Demaison as Willy Vanderbrook

Anne Marivin as Jessica / Cécile Morin

Jean-Luc Couchard as Frank Vrut

Charlie Dupont as Serge Luyperts

Didier Flamand as Director Detarnaud

Abdelhafid Metalsi as Brahim

Philippe Hérisson as Concierge Paul Bertin

Xavier Lemaître as Henri-Louis Vuiret

Stéphan Wojtowicz as Chef Michel Mérac

Jonathan Cohen as Human resources director

Camille Cottin as Juliette's mother

Sébastien Castro as Sommelier

Jean-Pierre Bruno as Old soldier

Julie Quehen as Juliette

Françoise Bertin as Magdelene

Miglen Mirtchev as Uri Moshonov

Eric Théobald as Republic police officer

Sandrine Quétier as Speakrine TV

Bertrand Treuil as Parisian

Guillaume Clémencin as Limousine salesman

Stéphane Pelzer as Barker

Michèle Ernou as Passerby

Patrick Courtois as Belgian participant

François Vincentelli as Belgian participant

Maureen Dor as Belgian participant

Dominique Tufano as Belgian participant

Denis Closset as Belgian regular

Joëlle Franco as Belgian regular

Benny B. as Benny B

Frederic Etherlinck as

Tania Garbarski as

Astrid Whettnall as

Stéphane Bern as Self (uncredited)