Lambert, a recovering sex addict, tries to redeem himself by becoming a marriage counsellor. He stays abstinent for several months, but his alluring assistant's unbridled sexuality tests his resolve.
| Actor | Role |
|---|---|
 Sophie MarceauJudith | Judith |
 Patrick BruelLambert | Lambert |
 Alexia BarlierDaphné | Daphné |
 André WilmsMichel Chabrier | Michel Chabrier |
 François MorelAlain | Alain |
 Philippe LelloucheBruno | Bruno |
 Jean-Pierre MarielleLui-même | Lui-même |
 Patrick BraoudéL'écureuil | L'écureuil |
 Claude PerronFabienne Lavial | Fabienne Lavial |
 Marie RivièreMartine | Martine |
 Philippe HarelJacques | Jacques |
 Scali DelpeyratPierre Joubert | Pierre Joubert |
 Camille PanonacleValérie Joubert | Valérie Joubert |
 Fanny SidneyVéronique | Véronique |
 Thomas SagolsLuc | Luc |
 Fabienne GalulaAnnie | Annie |
 Benoît MoretBenjamin | Benjamin |
 Olivier TillM. Vernes | M. Vernes |
 Valérie ZaccomerMme Vernes | Mme Vernes |
 Hervé LassïnceLe cousin | Le cousin |
 Déborah AmsensIngrid | Ingrid |
 Alain LeempoelSerge Kosian | Serge Kosian |
 Florence BlochSabine | Sabine |
 Frédéric MerloRenaud | Renaud |
 Laurent HeynemannLe Barbu | Le Barbu |