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
Jack Spratt (fictional detective) fabricated. It is revealed that early on in Spratt's career, his ambitious and self-obsessed partner Friedland Chymes stole most of the credit for their greatest cases, thereby rising to the top to become one of the most popular detectives in England. Jack, being totally honest and unwilling to cater the media's demand for glamorous hero detectives, was unable or unwilling to stand up for himself; Friedland and Jack have been enemies since. However, as the story progresses it becomes clear that Jack is not only honest, but highly intelligent and a much better detective than Chymes. Spratt is a Detective