The story takes place in the racecourses around Paris. A so-called major sells his tips to naive characters.
Richard Briand-Charmery
Gaspard Ripeux
Maud
Charly
Arthur
Lucien
Raoul
Hybert
Ginette
La patronne du bar
Freedman
Tante Berthe
Léon
Le vendeur de tickets
Thérèse
Oscar Robineau
Charlot
Béatrice