Jean-Pierre Léaud as Claude Roc

Kika Markham as Ann Brown

Stacey Tendeter as Muriel Brown

Sylvia Marriott as Mrs. Brown

Marie Mansart as Madame Roc

Philippe Léotard as Diurka

Irène Tunc as Ruta

Mark Peterson as Mr. Flint

Georges Delerue as Claude's Business Agent

Marie Iracane as Madame Roc's Maidservant

Marcel Berbert as Vendeur d'Art

Jeanne Lobre as Porter

David Markham as Palmist

Sophie Baker as Friend at the Café (uncredited)

René Gaillard as Taxi Driver (uncredited)

Anne Levaslot as Muriel, as a Child (uncredited)

Annie Miller as Monique (uncredited)

Christine Pellé as Claude's Secretary (uncredited)

Guillaume Schiffman as Child (uncredited)

Mathieu Schiffman as Child (uncredited)

Jeanne Sophie as Clarisse (uncredited)

Eva Truffaut as Child (uncredited)

François Truffaut as Narrator (voice) (uncredited)

Laura Truffaut as Child (uncredited)