Bert Convy as Broderick MacPower

Philippe Noiret as Gabriel

Valentina Cortese as Madeleine de Lépine

Fernand Gravey as Captain Ragot

Jean-Pierre Marielle as Léopold Panneton

François Périer as Jean-Jules de Lépine

Didi Perego as Aurore Panneton

Marthe Keller as Marie Panneton

Henri Crémieux as Postman

Colin Drake as Cummins

Marc Dudicourt as Presenter

Dorothy Marchini as Dorothy Golden

Albert Michel as President of the jury

Barbara Middleton as Mrs. MacPower

Noëlle Musard as Miss Choquet

Bernard Musson as Maître d'hôtel

Lucien Raimbourg as Matchmaker

Hilde Spalinger as Raymond Bonneteau

Louis Aimé-Théo as

Olga Valéry as Maureen

Marius Gaidon as Guest (uncredited)

Georges Guéret as Journalist (uncredited)

Gaston Meunier as Guest (uncredited)

Raymond Pierson as Guest (uncredited)

Douglas Read as Dick (uncredited)

André Tomasi as Mover (uncredited)