"Double Indemnity" is a classic film noir released in 1944, directed by Billy Wilder. The story revolves around an insurance salesman, Walter Neff, who becomes entangled in a plot to murder a wealthy client’s husband for insurance money. The film explores themes of greed, betrayal, and moral ambiguity. The screenplay, co-written by Wilder and Raymond Chandler, is based on a novella by James M. Cain. It is notable for its sharp dialogue and complex characters, particularly the femme fatale, Phyllis Dietrichson, played by Barbara Stanwyck. The film is often regarded as a landmark in the genre of film noir.