Arthur Hastings of the short stories featuring Poirot, but appears in only eight of the novels, seven of which were written before 1940: Hastings is also the narrator of all stories in "Poirot Investigates" (1924), a collection of short stories. Hastings is also present in Christie's play "Black Coffee" (1930) and its novelisation alongside Poirot. Arthur Hastings Captain Arthur J. M. Hastings, OBE, is a fictional character created by Agatha Christie as the companion-chronicler and best friend of the Belgian detective, Hercule Poirot. He is first introduced in Christie's 1920 novel "The Mysterious Affair at Styles" and appears as a character in
Hercule Poirot in literature canon by most fans and biographers. This would render everything else (plays, movies, television adaptations, etc.) as an adaptation, or secondary material. A contradiction between the novels can be resolved, in most cases, by going with the novel that was published first. An example of this would be the ongoing controversy over Poirot's age. Taken at face value it appears that Poirot was over 125 years old when he died. Though the majority of the Hercule Poirot novels are set between World War I and World War II, the later novels then set him in the 1960s (which is contemporary