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: A Game of Shadows Mycroft at Watson's bachelor party, Holmes meets with Gypsy fortune-teller Simza, the intended recipient of the letter he took from Adler, sent by her brother Rene. Holmes defeats an assassin sent to kill Simza, but she flees before Holmes can interrogate her. After the wedding of Watson and Mary Morstan, Holmes meets Moriarty for the first time. Holmes subtly requests Watson and Mary be left alone now that Watson is no longer working with him, but Moriarty indicates he will kill them if Holmes interferes. Voicing his respect for Holmes' perseverance, Moriarty informs Holmes that he murdered Adler. Holmes vengefully