Illicit is a 1931 American pre-Code drama film directed by Archie Mayo and starring Barbara Stanwyck, James Rennie, Ricardo Cortez, and Natalie Moorhead. Based on a play by Edith Fitzgerald and Robert Riskin, the film is about a young couple living together out of wedlock because the woman does not believe in marriage. When they finally get married, both become unfaithful to each other. Illicit was produced and distributed by Warner Bros.