Two women that everything opposes, a luxury prostitute and an unemployed intellectual, meet on the landing they share. Against all odds, they become friends and one day decide to exchange their lives...
| Actor | Role |
|---|---|
 Anne JacqueminAlice Mercier | Alice Mercier |
 Florence ThomassinBarbara Franklin | Barbara Franklin |
 Marc LavoineÉtienne Rivet | Étienne Rivet |
 Serge DupireDenis Smith | Denis Smith |
 Pascal TernisienThibault de Chambley | Thibault de Chambley |
| CCurtis Efoua ElaAnatole | Anatole |
 Marie VerdiBrigitte Smith | Brigitte Smith |
 Patrick RameauPhilippe | Philippe |