An officer, two of his comrades and a social worker want to create the "Carrefour", a place for lost children and teens to give them a chance not to fall by the wayside and spend most of their life in jail.

René Dary
Jean Victor

Serge Reggiani
Joris

Raymond Bussières
Marcel

Jean Mercanton
Émile Ferrand

Janine Darcey
Andrée Denolle
Aman Maistre Julien
Joseph Mallory
Robert Demorget
'La Puce'

Nicolas Amato
The cafe owner of Marseille (uncredited)

Michel Barbey
Rougier (uncredited)

Jacques Berlioz
Judge (uncredited)

Georges Bever
Bailiff (uncredited)

Gérard Blain
(uncredited)
Michel de Bonnay
Youth from the center (uncredited)
Jean-Marie Boyer
Youth from the center (uncredited)

Jean Buquet
Youth from the center (uncredited)