Maigret in Montmartre (2017)

After telling Maigret she overheard a plot to kill 'the countess' club singer Arlette is strangled and soon afterwards the body of an elderly, reclusive countess is also discovered. Maigret believes a third person was present when Arlette was killed and is anxious to trace a man called Oscar, whose name Arlette cried out in her sleep. Meanwhile young rent boy Philippe, who shared the countess's drug addiction, n survives an attempt on his life but is too scared to help the police. Maigret finds out that both the dead women once lived at a Nice hotel, where the countess's husband died in odd circumstances and where Oscar also worked. This leads him to track down Oscar and to the closure of his case.

Maigret in Montmartre has a runtime of 90 minutes.