Monte Carlo Baby
When a measles epidemic forces the temporary closing of a child care center, the son of a film star and her estranged husband, a concert pianist, is mistakenly delivered to a touring musician.
Audrey Hepburn
Melissa Walter
Ray Ventura
Self
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)
Jean Boyer
Director
Fanchette Mazin
Editor
Jean Boyer
Writer
Ray Ventura
Producer
Robert Giordani
Production Design
Jacques Costet
Costume Design
Paul Misraki
Original Music Composer
Alex Joffé
Writer
Jean Mandaroux
Production Design
Cécilia Malbois
Script Supervisor
Lina Gallet
Makeup Artist
Jean Paul Ulysse
Makeup Artist
Jean Darvey
Production Manager
Charles Suin
Director of Photography
Antoine Archimbaud
Sound
Serge Veber
Dialogue