▁It ▁was ▁shot ▁at ▁the ▁Franco eur ▁Studios ▁in ▁Paris . ▁The ▁film ' s ▁sets ▁were ▁designed ▁by ▁the ▁art ▁director ▁Pierre ▁Sch ild . ▁ ▁Cast ▁ ▁Roland ▁Tout ain ▁as ▁Joseph ▁Rou let ab ille ▁▁ ▁H ug u ette ▁D uf los ▁as ▁Math ilde ▁▁ ▁Marcel ▁Vi bert ▁as ▁Le ▁vie ux ▁Bob ▁▁ ▁Lé on ▁Bel ières ▁as ▁Sain cla ir ▁▁ ▁Ed mond ▁Van ▁Da ë le ▁as ▁Robert ▁Dar z ac ▁▁ ▁W era ▁Eng els ▁as ▁Ed ith ▁R ance ▁▁ ▁K issa ▁K ou pr ine ▁as ▁Marie ▁▁ ▁Henri ▁K ern y ▁as ▁Le ▁père ▁Jacques ▁▁ ▁Michel ▁K ov ally ▁as ▁Le ▁prince ▁Gal itch ▁ ▁References ▁ ▁Bibli ography ▁▁ ▁Day na ▁O scher witz ▁& ▁Mary E ll en ▁H igg ins . ▁The ▁A ▁to ▁Z ▁of ▁French ▁Cinema . ▁Sc are c row ▁Press , ▁ 2 0 0 9 . ▁ ▁Sp ic er , ▁Andrew . ▁Historical ▁Dictionary ▁of ▁Film ▁No ir . ▁Sc are c row ▁Press , ▁ 2 0 1 0 . ▁ ▁External ▁links ▁▁▁▁ ▁Category : 1 9 3 1 ▁films ▁Category : F rench ▁films ▁Category : F rench ▁mystery ▁films ▁Category : 1 9 3 0 s ▁mystery ▁films ▁Category : F rench - language ▁films ▁Category : Fil ms ▁directed ▁by ▁Marcel ▁L ' Her b ier ▁Category : F rench ▁black - and - white ▁films ▁Category : Fil ms ▁based ▁on ▁French ▁nov els ▁Category