Agatha Christie's Marple was voiced by Herbert Lom (who also made an on-screen appearance as Mr Dufosse in "The Murder at the Vicarage") in "Nemesis" and played by Antony Sher in "A Caribbean Mystery". The series also featured real-life characters: Winston Churchill appeared in "The Sittaford Mystery", Noël Coward in "", Louis Armstrong in "At Bertram's Hotel", and Ian Fleming and James Bond in "A Caribbean Mystery". Christie wrote twelve novels about Miss Marple, all of which have been adapted for the series. They are: In addition, a short story featuring Miss Marple, "The Blue Geranium," was adapted into a full-length episode. Three
Miss Marple few plot elements from "They Do It With Mirrors" (viz., the ship is used as a reform school for wayward boys and one of the teachers uses them as a crime force), and there is a kind of salute to "The Mousetrap". Rutherford also appeared briefly as Miss Marple in the spoof Hercule Poirot adventure "The Alphabet Murders" (1965). The music to all four films was composed and conducted by Ron Goodwin and is still played on radio today. The same theme is used on all four films with slight variations on each. The main theme has a distinct 1960s