Jean-Pierre Léaud as Claude Roc

Kika Markham as Ann Brown

Stacey Tendeter as Muriel Brown

Philippe Léotard as Diurka

Georges Delerue as Claude's Business Agent

Sylvia Marriott as Mrs. Brown

Marie Mansart as Madame Roc

Irène Tunc as Ruta

Marcel Berbert as Vendeur d'Art

Jeanne Lobre as Porter

Annie Miller as Monique (uncredited)

Marie Irakane as Madame Roc's Maidservant

Guillaume Schiffman as Enfant (uncredited)

Mark Peterson as Mr. Flint

David Markham as Palmist

Sophie Baker as Amie au Café (uncredited)

René Gaillard as Chauffeur de Taxi (uncredited)

Anne Levaslot as Muriel Enfant (uncredited)

Christine Pellé as Secrétaire de Claude (uncredited)

Mathieu Schiffman as Enfant (uncredited)

Jeanne Sophie as Clarisse (uncredited)

Eva Truffaut as Enfant (uncredited)

François Truffaut as Narrator (voice) (uncredited)

Laura Truffaut as Enfant (uncredited)