BBC Radio: Sherlock Holmes - The Adventure of the Second Stain The Adventure of the Second Stain, one of the 56 Sherlock Holmes short stories written by .\rbr\rbr\rbr\rbrSherlock Holmes classic radio show starring John Gielgud and Ralph Richardson.\rbr\rbrThe Adventures of Sherlock Holmes: The second stain Radio Drama Starring: Sir John Gielgud as Sherlock Holmes Sir Ralph Richardson as Dr. John H.\rbr\rbrSherlock Holmes, the most famous and recognizable character in all of fiction.