A couple make the decision, after twenty-five years of marriage, to live separately, so as not to fall into the trap of routine. On their wedding anniversary, Brigitte and François Dupuis announce their decision to separate, to the chagrin of their children. After twenty-five years, they chose to enjoy their life, but each on their own. Everything is going for the best. François rediscovers the life of a bachelor, meals with friends, at night with friends. Brigitte, for her part, met a movie buff whom she took as a lover. From time to time, François and Brigitte meet again. It doesn't take long for them to realize that they get along better and better ...
| Actor | Role |
|---|---|
 Jean CarmetFrançois Dupuis | François Dupuis |
 Marie DuboisBrigitte Dupuis | Brigitte Dupuis |
| RRachel JeneveinNathalie, the eldest daughter | Nathalie, the eldest daughter |
 José LuccioniRoger, Nathalie's husband | Roger, Nathalie's husband |
 Gilles LaurentGilbert, the son | Gilbert, the son |
| CChristine DeschaumesJosyane, Gilbert's wife | Josyane, Gilbert's wife |
| MMarie Véronique MaurinSophie, the youngest daughter | Sophie, the youngest daughter |
| GGinette TacchellaValentine, the pianist | Valentine, the pianist |
 Alain DouteyGérard Martin | Gérard Martin |
 Clément MichuLift attendant | Lift attendant |
| JJean-Philippe AncelleButler | Butler |
| MMarianne ValentinWaitress | Waitress |
| MMathieu VerlierGilbert and Josyane's son | Gilbert and Josyane's son |
| GGaël GauthierMacho, Nathalie and Roger's son | Macho, Nathalie and Roger's son |
| GGeorges MontalRoger's father | Roger's father |
 Tatiana VialleL'amie de la jeune putain | L'amie de la jeune putain |
| CCatherine VerlorBetty | Betty |
 Arielle SémenoffRolande | Rolande |
| MMonique SainteyLolita | Lolita |