John Rhys-Davies
From The Arthur Conan Doyle Encyclopedia

John Rhys-Davies (born 5 may 1944) is a British actor, producer and writer who played Professor Challenger in 2 TV movies in 1992: The Lost World and Return to the Lost World.
He also gave his voice to Dr. Watson in 2010 in the cartoon Tom and Jerry Meet Sherlock Holmes.
TV
- 2010 : Tom and Jerry Meet Sherlock Holmes (as Dr. Watson's voice)
- 1992 : Return to the Lost World (as Professor Challenger)
- 1992 : The Lost World (as Professor Challenger)