Brigitte Bardot as Juliette Hardy

Jean-Louis Trintignant as Michel Tardieu

Curd Jürgens as Eric Carradine

Jane Marken as Madame Morin

Jean Tissier as M. Vigier-Lefranc

Isabelle Corey as Lucienne

Jacqueline Ventura as Mme Vigier-Lefranc

Christian Marquand as Antoine Tardieu

Georges Poujouly as Christian Tardieu

Jacques Ciron as Le secrétaire d'Eric

Paul Faivre as M. Morin

Marie Glory as Mme. Tardieu

Léopoldo Francès as Le danseur

Jany Mourey as Le déléguée de l'évêché

Jean Lefebvre as L'homme qui veut danser

André Toscano as René

Roger Vadim as Un ami d'Antoine dans le car

Lucien Callamand as Le touriste qui veut acheter un journal (uncredited)

Guy Henry as Un bagarreur (uncredited)

Raoul Lévy as Un joueur (uncredited)

Carlos Valdes as Petit rôle (uncredited)

Claude Véga as Roger (uncredited)