Which screenwriter is French, Roger Vadim or Robert Z. Leonard?
Roger Vadim: Roger Vadim Plemiannikov (] ; 26 January 1928 – 11 February 2000) was a French screenwriter, film director and producer, as well as an author, artist and occasional actor. Robert Z. Leonard: Robert Zigler Leonard (October 7, 1889 – August 27, 1968) was an American film director, actor, producer, and screenwriter.
Roger Vadim Plemiannikov