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
Sherlock Holmes pastiches Friends Investigate. Mycroft Holmes, Dr John Watson and Professor George Challenger also appear in the same book. Boris Akunin's short story "The Prisoner of the Tower, or A Short But Beautiful Journey of Three Wise Men" in the "Jade Rosary Beads" compilation describes Holmes and Erast Fandorin's race to thwart a devious extortion plan by Arsène Lupin. Author Nancy Springer writes a series of novels of the adventures of Enola Holmes, the much younger teenage sister of Sherlock and Mycroft. Upon their mother's disappearance, Enola discovers that she in fact left of her own volition according to a carefully devised