Femme fatale in "The Killers" and Cora (Lana Turner) in "The Postman Always Rings Twice", based on novels by Ernest Hemingway and James M. Cain respectively, manipulate men into killing their husbands. In the Hitchcock film "The Paradine Case" (1947), Alida Valli's character causes the deaths of two men and the near destruction of another. Another frequently cited example is the character Jane played by Lizabeth Scott in "Too Late for Tears" (1949); during her quest to keep some dirty money from its rightful recipient and her husband, she uses poison, lies, sexual teasing and a gun to keep men wrapped around
The Postman Always Rings Twice (novel) Cain used the Snyder case as an inspiration for his 1943 novel "Double Indemnity"; Marling believed it was also a model for the plot and the title of "Postman". In the real-life case, Snyder said she had prevented her husband from discovering the changes she had made to his life insurance policy by telling the postman to deliver the policy's payment notices only to her and instructing him to ring the doorbell twice as a signal indicating he had such a delivery for her. The historian Judith Flanders, however, has interpreted the title as a reference to postal customs in