Having fortuitously discovered a photograph in which Marthe embraces someone unknown, Étienne Dorsay becomes jealous and imagines various stratagems to identify the lover. In the meantime, he and his friends acquire a weekend house for a very low price.

Etienne Dorsay

Daniel

Simon Messina, doctor

Boulifet, aka 'Bouly'

Marthe Dorsay, Étienne's wife

Mouchy Messina, Simon's possessive mother

Bernadette, designer collaborating with Étienne

Josy, Lucien's girlfriend

Daisy, Bouly's fiancée

Delphine, Étienne's younger daughter

Madame Chalamand, Simon's lover

Bully

Banoît, Marthe's lover

Bastien, stage director

Marie-Christine Bosquet, Daniel's director

Lucien

Mireille, Simon's girlfriend

Taxi driver
November 9, 1977

Etienne Dorsay

Daniel

Simon Messina, doctor

Boulifet, aka 'Bouly'

Marthe Dorsay, Étienne's wife

Mouchy Messina, Simon's possessive mother

Bernadette, designer collaborating with Étienne

Josy, Lucien's girlfriend

Daisy, Bouly's fiancée

Delphine, Étienne's younger daughter

Madame Chalamand, Simon's lover

Bully

Banoît, Marthe's lover

Bastien, stage director

Marie-Christine Bosquet, Daniel's director

Lucien

Mireille, Simon's girlfriend

Taxi driver

