Lucio Mad's brother in real-life and co-screenwriter of "Black", Gabor Rassov is the author of plays such as "La vie criminelle de Richard III" and "Néron" (with Denis Lavant and Marie Trintignant), Jacques et Mylène with Francois Cluzet, and L'enfer (Romane Bohringer and David Ayala). His credits as a screenwriter include "Janis et John", directed by Samuel Benchetrit, "Je suis supporter de standart", starring Riton Liebman, and "La Femme Trophée", starring Francois Cluzet.