The Narrow Margin
- IMDb link: 0044954
- IMDb rating: 7.6 (9,869 votes)
- Genres: Thriller, Crime, Drama, Film-Noir
- Director: Richard Fleischer, William Cameron Menzies
- Cast: Marie Windsor, Charles McGraw, Jacqueline White, Gordon Gebert and others
- Release date: 27 Jun 1952
- Release year: 1952
- Runtime: 71 minutes
- Country: United States
- Keywords: train, witness protection, train station, single mother, murder, widow, police detective, shot in the back, shootout, police officer
Plot:
When a mobster's widow decides to testify and provide names of others involved in evil deeds, she goes undercover to avoid being killed. Onboard a train going cross-country, she's being escorted in order to testify. Cop Walter Brown and his partner are assigned the task, but the mob are on their trail, attempting to make sure she never reaches her destination.