as Étienne Ledru, commissaire de police
as Docteur Maurice Chauvin, ami d'Étienne
as Félix, le fils d'Étienne
as Mirepoix
as Anne-Marie Ledru, épouse d'Étienne
as Simonet
as Mme Carcopino
as Zozotte, la bonne
as Juliette, la fille d'Étienne
