Anthology film with three shorts each featuring a famous detective: Monsieur Wens, Lemmy Caution and Maigret.
Michel Simon
Commissioner Jules Maigret (segment "Le témoignage d'un enfant de choeur")
Raymond Rouleau
Inspector Wenceslas Vorobeïtchik, aka 'Wens' (segment "L'alibi de monsieur Wens")
John van Dreelen
G'man Lemmy Caution (segment "Je suis un tendre")
André Dalibert
Commissioner Malaise (segment "L'alibi de monsieur Wens")
René Génin
Concierge (segment "L'alibi de monsieur Wens")
Arlette Merry
Florence Garnier (segment "L'alibi de monsieur Wens")
Jacqueline Porel
Denise (segment "L'alibi de monsieur Wens")
Maurice Teynac
Heldinge (segment "L'alibi de monsieur Wens")
Reinhard Kolldehoff
Hartner (segment "Je suis un tendre")
Inge Langdut
Gisella Hauptmann (segment "Je suis un tendre")
Nathalie Nattier
Michèle Leroy (segment "Je suis un tendre")
Pierre Sergeol
Leblond (segment "Je suis un tendre")
Maigret Sees Red
Maigret Sets a Trap
Cecile Is Dead
Maigret Leads the Investigation
Majestic Hotel Cellars
Maigret Hesitates
Maigret and the Man on the Bench
47 Bombs
Marlowe
Lady in the Lake
Annika Bengtzon: Crime Reporter - Studio Sex
Maigret and the Old Lady
Cecile is Dead
Black Coal, Thin Ice
Deadly Circuit
Nancy Drew and the Hidden Staircase
Have Mercy on Us All