Middle-aged attorney Pierre falls for a young woman who dances in a discotheque to work her way through medical school. The lovestruck lawyer can't bring himself to leave his wife over the young woman. When the dancer's wealthy suitor is murdered, Pierre is accused of the crime.

Michèle Mercieras Nathalie Neuville, Medical student
Robert Hosseinas Pierre Montaud, the Advocate
Bernard Tiphaineas Vaden
Pascale de Boyssonas Suzanne
Jacques Castelotas The prosecutor
Jean-Pierre Darrasas The commissioner
Raymond Gérômeas Judge
Fernand Guiotas Reporter
Pierre-Louisas Radio reporter
Jean Michaudas Montaud's lawyer