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,
The Adventure of Sherlock Holmes' Smarter Brother Sacker, shares a similar name with that originally applied to John Watson, Ormond Sacker. The film's title and premise are a joke referring to the character of Mycroft Holmes, Sherlock Holmes' "older" brother, who was by both of their estimates a good deal smarter than Sherlock. He was, however, too lazy to become a detective, and did indispensable work for the British government. Mycroft was described by Sherlock in conversation with Watson: Mycroft is mentioned briefly in the beginning of the film, which presupposes that Holmes was one of three brothers. Sigerson's name refers to an alias used by Sherlock