From Wikipedia the free encyclopedia Lyn Harding 12 October 1867 26 December 1952 real name David Llewellyn Harding was a Welsh actor who spent 40 years on the stage before entering British made silent films talkies and radio He had an imposing and menacing stage presence and came to be cast as the villain in many films notably Professor Moriarty in dramatisations of the Sherlock Holmes stories Description above from the Wikipedia article Lyn Hardinglicensed under CCBYSA full list of contributors on Wikipedia