Guest Stars Rosalie Williams as Mrs. Hudson Colin Jeavons as Inspector Lestrade Eric Porter as Professor Moriarty James Bree as Coroner Patrick Allen as Colonel Sebastian Moran Richard Bebb as Sir John Hardy Robert Addie as Mr Murray Paul Lacoux as The Hon. Ronald Adair Roger Rowland as Butler Naomi Buch as The Countess of Maynooth Elizabeth Ritson as Ivy
