Miss Marple (TV series) In addition to Miss Marple, there are two semi-regular characters in the series. The first is Inspector (later Superintendent) Slack, played by David Horovitch; the second is Constable (later Sergeant) Lake, played by Ian Brimble. Slack and Lake appear in five episodes: "The Body in the Library", "The Murder at the Vicarage", "4.50 From Paddington", "They Do It with Mirrors" and "The Mirror Crack'd from Side to Side". They are the official detectives and both (particularly Slack) originally dislike and are exasperated by Miss Marple, her interference and her methods, but they eventually come to respect (and indeed, in the
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