The Adventure of the Greek Interpreter is seen writing a story in his blog titled "The Geek Interpreter". In the 2014 episode "The Empty Hearse", Sherlock and his brother Mycroft have a casual competition over analyzing a certain knitted hat, a reference to the discussion in this short story on analyzing a man they see on the street through the window of the Diogenes Club. In the 2015 special, The Abominable Bride, a Mr Melas is also referenced as waiting to see Mycroft after he has discussed a case with his brother and Dr. Watson. In the seventh episode of the NHK puppetry Sherlock Holmes, Sherman,
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