Marcel Moussy
Marcel Moussy (Algiers, 1924 - Caen, August 11, 1995) was a French screenwriter and television director. He was co-nominated with François Truffaut for the Academy Award for Writing Original Screenplay for the film The 400 Blows (1959). Description above from the Wikipedia article Marcel Moussy, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Crew
J'ai les peintres
Director, Screenplay

Woman in Chains
Writer

The Black Indies
Writer

Saint-Tropez Blues
Director, Writer

Three Men on a Horse
Director

The Verdict
Writer

The 400 Blows
Adaptation, Dialogue

Shoot the Piano Player
Adaptation

The Truth About Charlie
Original Film Writer

La dame de Noël
Writer

Kean - Roi de théâtre
Director, Writer