"Glass Key" is a 1942 film noir directed by Stuart Heisler, based on the novel by Dashiell Hammett. The story revolves around a political figure's murder and the ensuing investigation, highlighting themes of loyalty, betrayal, and corruption. The film features George Raft as the protagonist, who navigates a treacherous world of crime and deception. The film is notable for its dark cinematography and complex characters, typical of the film noir genre. It also stars Claire Trevor and Luther Adler, contributing to the tense atmosphere and intricate plot. "Glass Key" remains a classic example of early 1940s crime cinema.