- Country: USA
- Genres: Crime, Drama, Film-Noir
- Release: 1952-06-27
- Director: Richard Fleischer , William Cameron Menzies
- Writers: Earl Felton , Martin Goldsmith , Jack Leonard
- Language: English
- Stars: Charles McGraw , Marie Windsor , Jacqueline White , Gordon Gebert
- Runtime: 71 min
- Awards: Nominated for 1 Oscar. 1 nomination total
- AKA: The Narrow Margin (United States of America) , L'énigme du Chicago Express (France, French Republic) , Um Haaresbreite , Узкая грань , Mord på tåg 63 (Sweden) , Politi - mord i tog 63! (Denmark) , Forças Secretas (Portugal, Portuguese Republic) , Marginea îngustă (Romania) , Un marge estret (Spain) , その女を殺せ (Japan) , O włos (Poland) , Kauhujen juna no 63 (Finland) , The Target (United States of America) , Kauhujen juna n. 63 (Finland) , Estrecho margen (Mexico) , De moordenaars van de Pacific Express (Belgium) , Le jene di Chicago (Italy) , The Narrow Margin (Canada) , Rumo ao Inferno (Brazil) , Testigo accidental (Spain) , The Narrow Margin (United Kingdom) , The Narrow Margin , Hajszál híján (Hungary) , Skräcktåget no 63 (Finland) , Um Haaresbreite (Austria) , Tijdrit met de dood (Netherlands the) , To express tou Chicagou (Greece) , Kauhujen juna n:o 63 (Finland) , Вузька межа (Ukraine) , Testigo accidental (Argentina) , Les tueurs du Pacific Express (Belgium) , Kauhujen juna (Finland) , Το εξπρές του Σικάγου (Greece) , Mord på tog 63 (Norway)
- Plot: A woman planning to testify against the mob must be protected against their assassins on the train trip from Chicago to Los Angeles.
- IMDB:tt0044954
The Narrow Margin Cast · · · ALL
Richard Fleischer
Director
William Cameron Menzies
Director
Charles McGraw
Det. Sgt. Walter Brown
Marie Windsor
Mrs. Frankie Neall
Jacqueline White
Ann Sinclair
Gordon Gebert
Tommy Sinclair
Queenie Leonard
(1905–2002)
Mrs. Troll
David Clarke
Joseph Kemp
Peter Virgo
Densel
Don Beddoe
Det. Sgt. Gus Forbes
Paul Maxey
Sam Jennings
Harry Harvey
Train Conductor
Peter Brocco
Vincent Yost (uncredited)
George Chandler
Accomplice Running Newsstand (uncredited)
Franklyn Farnum
Train Passenger (uncredited)
Don Haggerty
Det. Wilson (uncredited)
Milton Kibbee
Tenant (uncredited)
Walter Merrill
Officer Allen (uncredited)
Harold Miller
Train Passenger (uncredited)
Bess Flowers
Restaurant Diner (uncredited)