Diogenes Club Diogenes Club The Diogenes Club is a fictional gentleman's club created by Sir Arthur Conan Doyle and featured in several Sherlock Holmes stories, such as "The Greek Interpreter". It seems to have been named after Diogenes the Cynic (although this is never explained in the original stories) and was co-founded by Sherlock's indolent elder brother, Mycroft Holmes. The club is described by Sherlock Holmes in the story "The Adventure of the Greek Interpreter" as follows: Although there is no hint in the original Sherlock Holmes canon that the Diogenes Club is anything but what it seems to be, several later
Sherlock Holmes pastiches Misplaced Hound". In Robert A. Heinlein's "The Moon Is a Harsh Mistress" (1966), one of the characters is a computer, a model "HOLMES IV", which adopts the name Mycroft, after Sherlock Holmes' brother. Julian Symons created a character named Sheridan Haynes, an actor immersed in the role of Holmes for an epic project to adapt the entire canon for television (almost ten years before Jeremy Brett took up a similar challenge), in the 1975 novel "A Three Pipe Problem". Haynes finds himself confusing his own identity with Holmes', and becomes involved in a mystery. The character returned for a 1988