Agatha Christie a long-running character in Christie's works, appearing in 33 novels and 54 short stories. Miss Jane Marple, introduced in the short-story collection "The Thirteen Problems" in 1927, was based on Christie's grandmother and her "Ealing cronies". Both Jane and Gran "always expected the worst of everyone and everything, and were, with almost frightening accuracy, usually proved right." Marple appeared in 12 novels and 20 stories. During the Second World War, Christie wrote two novels, "Curtain" and "Sleeping Murder", intended as the last cases of these two great detectives, Hercule Poirot and Miss Marple. Both books were sealed in a bank
Agatha Christie best known novels with heavy archaeological influences are: Christie has been portrayed on a number of occasions in film and television. Several biographical programmes have been made, such as BBC television's "" (2004; in which she was portrayed by Olivia Williams, Anna Massey, and Bonnie Wright, at different stages in her life), and in Season 3, Episode 1 of "ITV Perspectives": "The Mystery of Agatha Christie" (2013), hosted by David Suchet, who plays Hercule Poirot on television. Christie has also been portrayed fictionally. Some of these portrayals have explored and offered accounts of Christie's disappearance in 1926, including the film