This successful adaptation of Chandler""s 1939 novel was from his first Philip Marlowe novel.[Chandler took segments of two of his own, previously-published stories that appeared inBlack Maskmagazine: "Killer in the Rain," and "The Curtain.So where does it leave us?They both realize that they must not see each other and part ways again.Martha:...who""s married to the President""s daughter, who""s expected to be somebody, not just a nobody, a bookworm who""s so god-damn complacent that he can""t make anything out of himself, that doesn""t have the guts to make anybody proud of him.The main title card of the film was revealed to be a paper poster, torn and ripped away by a hand from behind - by a carnival sideshow barker (Murray Kinnell), who wadded up the torn paper and tossed it away.The Zodiac murderer was never identified or caught, however.]This was the first of many hard-hitting, action-packed sequels starring maverick, renegade cop Inspector "Dirty" Harry Callahan ("Inspector 71") who was famous for sarcastic one-liners, portrayed by steely-eyed Clint Eastwood in a career-boosting role.