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
William Mycroft William Mycroft William Mycroft (1 February 1841 – 19 June 1894) was an English cricketer who played first-class cricket for Derbyshire and MCC between 1873 and 1886. He was a left-arm fast bowler with a great deal of spin and a dangerous yorker that was often believed to be unfair – which may explain why he was not considered for the earliest Test Matches despite being in his prime. He took 863 first-class wickets at an average of 12.09 with 87 five-wicket innings and 28 ten-wicket matches in his career. His first ten-wicket match in 1875 against Nottinghamshire became the