A homeless young man, living in his delivery truck, is simultaneously adopted by a pranksome group of youngsters and made into a police informer. Believing that he is doing something good both for the other kids and for himself, he has no qualms.

Jacques Spiesser
Marcel

Isabelle Huppert
Yvette

Yves Robert
Commissioner Mancini

Michel Aumont
Taron

Pierre-Olivier Scotto
Bernard

Anouk Ferjac
Marie-Paule Mancini

Jean Dasté
Berger

Maurice Bénichou
Garcia
Hubert Gignoux
The mayor

Jean Lescot
Le Dantec

Jean-François Balmer
Pottier

Michel Baumann

Roland Bertin
Toutain

Gérard Croce
Guilhaine Dubos