Monte Carlo Baby

Audrey Hepburn

Melissa Walter

Ray Ventura

Ray Ventura

Henri Génès

Julien

Georges Lannes

Detective / Radio Boss

Philippe Lemaire

Jacques

Danielle Godet

Jacqueline

John van Dreelen

Rudy Walter

Marcel Dalio

Poulos, Imprésario

Suzanne Guémard

Mrs. Chatenay-Maillard

Nicole Jonesco

Germaine Dubois

Jackie Sardou

Mrs. Bindinelli

André Luguet

Chatenay-Maillard

André Dalibert

Brigadier

Alain Bouvette

Friend of Marinette

Michel André

Announcer

Gérard Buhr

Lucien Callamand

Doorman

René Bourbon

Festival Director

Geneviève Morel

Neighbor

Nicolas Amato

Controller

Marcel Meral

Controller

Max Elloy

Max Elloy

Jeannette Batti

Marinette

Y. Orrigo

Johnny Walter, Melissa and Rudy's Baby

Edmond Audran

(uncredited)

Daniel Cauchy

Fan of Melissa (uncredited)

Raoul Curet

Member of the "Quat' Jeudis" (uncredited)

André Fuma

Member of the "Quat' Jeudis" (uncredited)

Roger Lagier

Member of the "Quat' Jeudis" (uncredited)

Jules Munshin

Bullfighter in Musical Melange with Antoine (Cameo) (uncredited)

Primerose Perret

Baby Goods Saleswoman (uncredited)

Germaine Reuver

Concierge (uncredited)

Charles Verstraete

Musician in Ray Ventura's Orchestra (uncredited)

Jeanne Véniat

Marinette's Mother (uncredited)

Les Quat'Jeudis