Hercule Poirot sort of obsessive-compulsive" in Poirot. As mentioned in "Curtain" and "The Clocks", he is fond of classical music, particularly Mozart and Bach. In "The Mysterious Affair at Styles", Poirot operates as a fairly conventional, clue-based and logical detective; reflected in his vocabulary by two common phrases: his use of "the little grey cells" and "order and method". Hastings is irritated by the fact that Poirot sometimes conceals important details of his plans, as in "The Big Four". In this novel, Hastings is kept in the dark throughout the climax. This aspect of Poirot is less evident in the later novels,
Hercule Poirot On the ITV television series, Poirot died in October 1949 from complications of a heart condition at the end of "Curtain: Poirot's Last Case" {This took place at Styles Court scene of his first English case in 1916}. In Christie's novels, he lived into the late 1960s, perhaps even until 1975 when "Curtain" was published. In both the novel and the television adaptation, he had moved his amyl nitrite pills out of his own reach, possibly because of guilt. He thereby became the murderer in "Curtain", although it was for the benefit of others. Poirot himself noted that he wanted