Deep Valley comes from director Jean Negulesco and features a screenplay by Stephen Morehouse Avery and Salka Viertel, based on a novel by Dan Totheroh. The film includes performances by Ida Lupino, Dane Clark, and Wayne Morris, with music composed by Max Steiner and cinematography by Ted McCord. Libby Saul (Lupino) resides in a neglected farmhouse alongside her detached parents. A stammer has developed as a resul…