Police Inspector Staniland is investigating the death of a pianist. While conducting his investigation and looking through the victim's apartment, he meets Barbara, the mistress of the murder victim. Barbara confesses to the crime, but Staniland, based on his observations and experience, does not believe her. He then sets out to find the truth.
as Robert Staniland
as Barbara Spark
as Hugo Spark
as Jean-Loup Soeren
as Margo Berliner
as le barman
as Moulard
as Léonce
as Le commissaire Bauman
as Arthur Chalon
as Sophie
as Le médecin légiste
as Éric Berliner
as Le brigadier
as La compagne de Moulard
as Roger le Quintal
as Lucien
