| John Barrymore |
|Family|| Eliza Barrymore (wife)|
|Behind the scenes|
|Appearances||The Hound of the Baskervilles|
The character was seen in print before John Sidney Blyth made a name for himself on the stage, using the stage surname (Barrymore) adopted by his own father. Barrymore the actor would go on to play the great detective himself in an eponymous 1922 silent film.