Isfimovies - The Sign of Four (1983)Sherlock Holmes and Dr. Watson try to track down the Great Mogul, the second-largest diamond in the world.Desmond DavisIan Richardson, David Healy, Thorley Walters, Michael O’Hagan, Cherie Lunghi, Joe Melia, Terence Rigby, Clive Merrison, Richard Heffer, John Benfield, Gordon Rollings, John Pedrick, Robert Russell, Moti Makan, Kate Binchy, Merelina Kendall