For some people, their knowledge of the play Sleuth comes from the memorable 1972 film version starring Laurence Olivier and the recently-retired Michael Caine. But actor Neil McDermott, who appears in the current stage version, says he purposely avoided watching it when preparing for the role. The play, “one of the greatest psychological thrillers”, also stars Todd Boyce of Coronation Street fame. He plays the character of Andrew Wyke. This touring production is coming to the Cambridge Arts Theatre next week and is directed by Rachel Kavanaugh, whose many credits include working with the Roya…