There have been a few film and TV incarnations of Miss Marple since Agatha Christie invented the little old lady who just happened to have the mind of a great detective. There was Margaret Rutherford who immortalised Marple as a rather comic character, much to the dismay of Christie. There was Angela Lansbury in the 1980 film version of The Mirror Crack’d. On television there was the definitive version, Joan Hickson for the BBC, and then later versions for ITV, with portrayals by Geraldine Fitzgerald and Julia Mackenzie. But there is also another version from the 1980’s that I had never seen or heard of, and that is the great…