The film is set in Los Angeles in 1937. A beautiful, wealthy woman knocks on the door of a private detective. She wants him to follow her husband, an engineer in the city's water system, because she suspects him of having a secret affair. Soon, Detective Gitis has photographs of the stalker with a young girl. But when the engineer is found dead, a simple case begins to drag the detective deeper into a quagmire of corruption and machinations.Chinatown was supposed to be the first film in a trilogy about the corruption of Los Angeles development. The second story was supposed to be about a gas company, the third about the complex construction of a downtown road system. The main character of the trilogy was supposed to remain Detective Gitis, but the Polanski sex scandal, which led to the director's flight from America, prevented the trilogy from being made.Not only did Robert Towne, the screenwriter of Chinatown, win an Oscar, but the script is still considered to be one of the finest in the history of cinema, and is used as a source of learning for film school students.1975 The film won four Golden Globes in 1975. Directed by Roman PolanskiStarring Jack Nicholson, Faye Dunaway, John Huston