From The Arthur Conan Doyle Encyclopedia
Robert Hardy (29 october 1925 - 3 august 2017) was a British actor who played Charles Augustus Milverton in 1992 in episode The Master Blackmailer of the TV series Sherlock Holmes with Jeremy Brett as Sherlock Holmes. He played also Professor Illingworth in 2001 in the TV movie The Lost World with Bob Hoskins as Prof. Challenger.
- 1992 : The Master Blackmailer (as Charles Augustus Milverton)
- 2001 : The Lost World (as Professor Illingworth)
- 2007 : Elementary My Dear Viewer (as himself)