Agatha Christie Before marrying and starting a family in London, she had served in a Devon hospital during the First World War, tending to troops coming back from the trenches. She was initially an unsuccessful writer with six consecutive rejections, but this changed when "The Mysterious Affair at Styles", featuring Hercule Poirot, was published in 1920. During the Second World War, she worked as a pharmacy assistant at University College Hospital, London, acquiring a good knowledge of poisons which feature in many of her novels. "Guinness World Records" lists Christie as the best-selling novelist of all time. Her novels have sold roughly
Hercule Poirot original story, Sophie Hannah. The novel was called "The Monogram Murders", and was set in the late 1920s, placing it chronologically between "The Mystery of the Blue Train" and "Peril at End House". A second Hannah-penned Poirot came out in 2016, called "Closed Casket". The first actor to portray Hercule Poirot was Charles Laughton. He appeared on the West End in 1928 in the play "Alibi" which had been adapted by Michael Morton from the novel "The Murder of Roger Ackroyd". In 1932 the play was performed as "The Fatal Alibi" on Broadway. Austin Trevor debuted the role of Poirot