Nigel Stock played Professor Hayter in the Doctor Who television story Time-Flight. One of his claims to fame is that he is the only actor other than Patrick McGoohan to play Number Six in an episode of The Prisoner.
He is best known for playing Dr Watson in the BBC's 1960s series Sherlock Holmes, and, in Series 2, appeared alongside Peter Cushing. He also portrayed Sherlock Holmes' mentor Rupert Waxflatter in the 1985 film Young Sherlock Holmes, which was his final film. Other film appearances included Cavendish in The Great Escape and William Marshal in The Lion in Winter. He also guest starred in episodes of The Saint, Danger Man, The Avengers, Adam Adamant Lives!, Yes Minister and Crown Court.
- Internet Movie Database at the