Brelan d'as
Anthology film with three shorts each featuring a famous detective: Monsieur Wens, Lemmu Caution and Maigret.
Starring Michel Simon, Raymond Rouleau, John van Dreelen, André Dalibert, René Génin, Arlette Merry, Jacqueline Porel, Maurice Teynac, Reinhard Kolldehoff, Inge Langdut
It's a crime and mystery movie, and has a rating of 5.8 out of 10 from Imdb which is fairly okay for this kind of movie.
Watch it here
Not found streaming from United States.