Roger Lion

Founder of Société des Auteurs de Films (1917 or 1918), and active as member of the directors board as treasurer (1919 onwards), and secretary (until his death). Member of Société des Auteurs et des Gens de Lettres, and of Société des Auteurs Dramatiques. Took part in establishing the film industry in Portugal, and produced films there, from 1922 to 1924.