There is always a healthy interest in the actors who have played the role of the world's most famous detective, Sherlock Holmes. But Sir Arthur Conan Doyle also created the world's best known sidekick, Dr. John H. Watson. The men and women who played the role of stalwart ally is quite an eclectic gathering. Here is compiled a listing and discussion of some of the best known people who have played the part of Watson from the earliest days of silent film to the action heroes of the 21st century. All royalties from this book go towards the Undershaw Preservation Trust. Please visit facebook.com/saveundershaw and -like- to show your support.