The Locked Door is a 1929 American pre-Code drama film directed by George Fitzmaurice, and starring Rod LaRocque, Barbara Stanwyck, William "Stage" Boyd and Betty Bronson. It is based on the 1919 play The Sign on the Door by Channing Pollock. The play was first adapted for the screen in 1921 as The Sign on the Door, starring Norma Talmadge. It was Stanwyck's first starring role and first talking film.