Mycroft Holmes in "The Greek Interpreter", his blundering approach to the case nearly costs the client his life. Mycroft resembles Sherlock, but is described in "The Greek Interpreter" as being "a much larger and stouter man". In "The Bruce-Partington Plans", the following description is given: Mycroft spends most of his time at the Diogenes Club, which he co-founded. He is the only character to refer to Sherlock exclusively by his first name. Mycroft Holmes has been portrayed many times in film, television, and radio adaptations of the Holmes stories. The character has been used many times in works that are not adaptations
Adaptations of Sherlock Holmes Conway played Sherlock Holmes opposite Nigel Bruce for one season. After a change of networks, there were two more pairings: John Stanley as Holmes and Alfred Shirley as Watson in 1947–1948 and Stanley and "George Spelvin" in 1948–1949. Both Stanley and Conway emulated Rathbone when performing Holmes to aid in continuity for the audience. John Gielgud played Holmes for BBC radio in the 1950s, with Ralph Richardson as Watson. Gielgud's brother, Val Gielgud, appeared in "The Bruce-Partington Plans", perhaps inevitably, as Mycroft Holmes. As this series was co-produced by the American Broadcasting Company, known American actors also appeared, such as