Sorry, Wrong Number

Sorry, Wrong Number is a 1948 American noir thriller tragedy film directed by Anatole Litvak, from a screenplay by Lucille Fletcher, based on her 1943 radio play of the same title. The film stars Barbara Stanwyck and Burt Lancaster. It follows a bedridden woman who, while on a telephone circuit, overhears men plotting the murder of an unknown individual. By phone, she tries to contact switchboard operators, police, and others who might help her prevent the crime.