Two couples, Eva and Edy and Martin and Charlotte are separated by a very different social condition. The first are rich bourgeois, the second are workers.
| Actor | Role |
|---|---|
 Marie-Christine BarraultEva | Eva |
 Mimsy FarmerCharlotte | Charlotte |
 Guy BedosEdy Valter, Eva's husband | Edy Valter, Eva's husband |
 Bruno CremerMorton | Morton |
 Jacques SpiesserMartin | Martin |
 Nathalie NellFlora | Flora |
| CCatherine Le CocqAlice | Alice |
 Fabrice LuchiniArthur | Arthur |
| GGraham GuitKuiv | Kuiv |
 Daniel LangletNew tenant / Photo-novel actor / Client of brothel / Various | New tenant / Photo-novel actor / Client of brothel / Various |
 Philippe du Janerand'La Tornade' | 'La Tornade' |
 Anne WiazemskyPhotographer | Photographer |
 Daniel MesguichThe guest socialite evening / The client of the luxury brothel | The guest socialite evening / The client of the luxury brothel |
| MMarie-Paule AndréThe hotel receptionist | The hotel receptionist |