Police mondaine

Charles Vanel

Salviati

Alice Field

Sylvia

Pierre Larquey

Commissioner Gustave Picard

Jean-Louis Barrault

Scoppa

Abel Jacquin

Siro

Camille Bert

Baron Darmont

Jean Cyrano

Marcelle Yrven

Juliette Picard

Philippe Richard

'Mon Oncle'

Pierre Finaly

Assia Granatouroff

Dolly Darmont

Albert Broquin

Maxime Fabert

Maurice Niemen

Claudine

First singer of the duo

Fabia

Second singer of the duo

Jean Servais

Engineer Philippe Dancourt

Hélène Pépée

André Roanne

Inspector Paul

Junie Astor

Lucienne Réville