Maigret is called in to solve a crime in a night-club, and he has a field day dealing with tough characters, and beautiful bar-flies. The plot is based on Georges Simenon's novel, "Maigret au Picratt's".
From Montmartre to the remote French countryside, Maigret encounters the dark side of the human psyche. Yet, he manages to maintain both compassion and a sense of humor as he explores the complex motives that lie behind every crime.
Jules Maigret, a meticulous Parisian police detective, is a famous literary character. In this film adaptation of his stories, he's trying to solve a murder of a friend, a P.I. who was looking into an industrialist and his family.