A murder is committed in the building where Aurélia Maudru, inspector of the judicial police in charge of the investigation, lives.
as Max Queryat
as Aurélia Maudru
as Inspecteur Focard
as Julius Zepernick
as Oswald Stricker
as Madame Viana
as Ange Auber
as Pauline
as Raoul Queyrat
as Willemsen
as Prinz
as Bijoutier