A historian seeks to clarify the mysterious death of Sire de Malvaleix and will find himself involved in the murder of the current descendant.
Cast:
Henri Arius, Jules Berry, Pauline Carton, Chukry-Bey, Francis Claude
Professor Barbaroux
Madame Barbaroux
Madame de Hennebelle
Commissioner Plachon
Gérard
The Lieutenant of the Gendarmerie
Marquis
