John Garfield of the last film, based on the life of Al Schmid, a war hero blinded in combat. In preparing for the role, Garfield lived for several weeks with Schmid and his wife in Philadelphia and would blindfold himself for hours at a time. After the war, Garfield starred in a series of successful films such as "The Postman Always Rings Twice" (1946) with Lana Turner, "Humoresque" (1946) with Joan Crawford, and the Oscar-winning Best Picture "Gentleman's Agreement" (1947). In "Gentleman's Agreement", Garfield took a featured, but supporting, part because he believed deeply in the film's exposé of antisemitism in America.
The Postman Always Rings Twice (novel) while Frank is driving. The book ends with Frank, from death row, summarizing the events that followed, explaining that he was wrongly convicted of having murdered Cora. The text, he hopes, will be published after his execution. The title is a "non sequitur" in that no postman appears or is even alluded to. The meaning of the title has therefore often been the subject of speculation. William Marling, for instance, suggested that Cain may have taken the title from the sensational 1927 case of Ruth Snyder, who, like Cora in "Postman", had conspired with her lover to murder her husband.