Bach détective

Bach

Narcisse

Paul Bernard

André

Monique Bert

Mag

Ginette Gaubert

Olga Worskaïa

Louis Florencie

Baudry

Armand Lurville

Lesueur

Jacques Dumesnil

Stefani

Ginette Leclerc

Zita

Georges Prieur

Durandel

Georges Morton

Olive

Edmond Castel

Mr. Estrade

Simone d'Arche

Dora

Jules Moy

The loan shark

Alexandre Mihalesco

The extra

Andrée Champeaux

The baron's friend

Rachel Devirys

The mistress of the house

Yvonne Yma

Madame Estrade

Georges Tréville

The baron

Jean Brochard

The indisposed traveler

Ky Duyen

Stefani's accomplice