Two friends, Tricoche and Cacolet, are partners in a detective agency. Chance has it that Cacolet is hired by Van der Pouf, a rich banker who wants him to watch over his wife Bernardine while the latter, on her part, seeks the services of Thicoche.
Tricoche
Cacolet, l'associé de Tricoche
Fanny Bombance
Bernardine Van der Pouf
Le duc Émile
Monsieur Van der Pouf
Oscar Pacha
Breloque, le secrétaire
Fil-de-fer
Naphtaline
Le régisseur
Georgette
(uncredited)
La bonne de Tricoche (uncredited)
L'acteur (uncredited)
Virginie, la bonne du bureau de placement (uncredited)