
92 minutes
6/25/1947
When Monsieur Crauqual, the supervisor, is found hanging, all wonder why this rather rich person decided to kill himself. And when a pupil is found hanging too, François and his friends decide to investigate. They are certain there is a killer within the walls of Collège François 1er and determined to prevent him from going on running wild.

François Patrice
as Dominique Lekain

Constant Rémy
as Deberny

Lise Topart
as Mariette

René Génin
as Belleu

Lucas Gridoux
as Commissioner

René Blancard
as Morgain

Pierre Labry
as Fiellat

Léonce Corne
as Professor

Claire Gérard
as Madame Lieusaint

José Artur
as Luxeuil

Henri Valbel
as Monsieur Crauqual

Luce Fabiole
as Godmother
Jacques Sommet
as Monitor

Robert Moor
as Professor

Max Dalban
as Doctor
Georges Hubert
as Lieusaint

Charles Vissières
as Samson
François Loiselet
as Student
Dino de Philippe
Roland Moreau
as Student
Denis Gorman
Dany Bill
as Maledieu (uncredited)
Lucien Galvignet
as Student (uncredited)

Marcel Loche
as (uncredited)

Jean-François Martial
as Regular in the circle (uncredited)
Christian Modeste
as Student (uncredited)
Georges Olivier
as Student (uncredited)
Véran
as Student (uncredited)