From an original review of the film, based on the 1950 book of  the same title by Patricia Highsmith in The Bridgeport Post, July 1951: 

Warner Brothers presents Strangers on a Train, a screenplay by Raymond Chandler; from a novel by Patricia Highsmith. Starring Farley Granger, Ruth Roman, and Robert Walker. Directed by Alfred Hitchcock.

An offbeat story of murder, Strangers on a Train draws its appeal from the suspense it creates rather than from cold-blooded killing. The audience knows the slayer from the start, so interest is created through a series of tense situations and unexpected twists that keep the action moving toward the climax. Read More→