Agatha Christie her service in September 1918. After the war, Agatha and Archie Christie settled in a flat at 5 Northwick Terrace in St. John's Wood, northwest London. Christie had long been a fan of detective novels, having enjoyed Wilkie Collins's "The Woman in White" and "The Moonstone", as well as Sir Arthur Conan Doyle's early Sherlock Holmes stories. She wrote her own detective novel, "The Mysterious Affair at Styles", featuring Hercule Poirot, a former Belgian police officer noted for his twirly large "magnificent moustaches" and egg-shaped head. Poirot had taken refuge in Britain after Germany invaded Belgium. Christie's inspiration for the
Hercule Poirot she mentioned as worth consideration usually was worth consideration." She is an expert on nearly everything and plans to create the perfect filing system. She also worked for the government statistician-turned-philanthropist Parker Pyne. Whether this was during one of Poirot's numerous retirements or before she entered his employ is unknown. In "The Agatha Christie Hour", she was portrayed by British actress Angela Easterling, while in "Agatha Christie's Poirot" she was portrayed by Pauline Moran. On a number of occasions, she joins Poirot in his inquiries or seeks out answers alone at his request. Japp is a Scotland Yard Inspector and