When the family returned to Paris in 1950 Marcel became an assistant to Julien Duvivier and Anatole Litvak, and worked on John Huston's Moulin Rouge (1952) and his father's Lola Montès (1955).
Cando a familia volveu a París en 1950 Marcel converteuse en axudante de Julien Duvivier e Anatole Litvak, e traballou con John Huston en Moulin Rouge (1952) e co seu pai en Lola Montès (1955).