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 from Side to Side", it is mentioned that the nephew is now grown and successful and has a career. The effects of ageing are seen on Miss Marple, such as needing a holiday after illness in "A Caribbean Mystery". Little is known about Marple's background, except that she has two younger sisters. One of them is the mother of Raymond, and the other is mother to Mabel Denham, a young woman who was accused of poisoning her husband Geoffrey ("The Thumb Mark of St. Peter"). Miss Marple also appears in "Greenshaw's Folly", a short story traditionally included as part of