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,
Mycroft Holmes [...] the most indispensable man in the country." He apparently serves as a sort of human computer, as stated in "The Bruce-Partington Plans": Mycroft appears or is mentioned in four stories by Doyle: "The Greek Interpreter", "The Final Problem", "The Empty House" and "The Bruce-Partington Plans". While he does occasionally exert himself in these stories on behalf of his brother, he on the whole remains a sedentary problem-solver, providing solutions based on seemingly no evidence and trusting Sherlock to handle any of the practical details. In fact, Mycroft's own lack of practicality is a severe handicap despite his inductive talents: