From The Arthur Conan Doyle Encyclopedia
John Sessions (born on 11 january 1953) is a Scottish actor who played Sir Arthur Conan Doyle in 2013 in the episode Mr Selfridge 1.7. He also played Professor Bell in 2007 in the TV movie Reichenbach Falls, and Mycroft Holmes in 2015 in the movie Mr. Holmes with Ian McKellen as Sherlock Holmes.
- 2013 : Mr Selfridge 1.7 (as Sir Arthur Conan Doyle)
- 2010 : Sherlock: The Great Game (as Kenny Prince)
- 2007 : Reichenbach Falls (as Prof. Joseph Bell)