Jean-Claude Brialy
Trukhacevskij
Éric Rohmer
Poznyecev
Jean-Luc Godard
Ami Journaliste
Claude Chabrol
Cameo (uncredited)
Marc Laferrière
(uncredited)
François Truffaut
Cameo (uncredited)
Françoise Martinelli
La Femme de Poznyecev
André Bazin
(uncredited)
Charles L. Bitsch
(uncredited)