Desc: Les affaires sont les affaires: Directed by Jean Dréville. With Charles Vanel, Aimé Clariond, Jacques Baumer, Germaine Charley. Isidore Lechat is a ruthless self-made man whose money allows him to humiliate the others ,particularly a ruined noble:he wants his daughter to marry this marquis's son but the girl is in love with a young scientist .