Catherine, 18, loved Jean, a young accountant, who loved her in return. And yet, one morning, two policemen find their dead bodies on a stretch of waste ground. The case is obvious: the two young people have killed themselves. But why? Chief Inspector Ernest Plonche, feeling upset, decides to investigate personally.
Inspector Ernest Plonche
Jean Bompart
Catherine Mareuil
Auguste Bompart
Madame de Mareuil
Léa
Odile de Frontin
The valet of the Mareuils
Charles Mareuil
A guest (uncredited)
The soldier who shoots badly at the funfair (uncredited)
The orderly of the P.J. (uncredited)
Inspector Ernest Plonche
Jean Bompart
Catherine Mareuil
Auguste Bompart
Madame de Mareuil
Léa
Odile de Frontin
The valet of the Mareuils
Charles Mareuil
A guest (uncredited)
The soldier who shoots badly at the funfair (uncredited)
The orderly of the P.J. (uncredited)