The Private Life of Sherlock Holmes Mycroft Holmes after George Sanders' failing health removed him from the role. Elaborate sets were built on the backlot at Pinewood Studios including 150 yards of the Baker Street set at a cost of £80,000. The reproduction of the Diogenes Club stood until 1973 having been used in other films such as "Hands of the Ripper" and "Carry On at Your Convenience". The sets were designed by art director Alexandre Trauner. The scenes in Scotland were filmed on location at Urquhart Castle on the banks of Loch Ness. The film originally contained another two separate stories, and a further flashback
Diogenes Club writers developed and used the idea that the club was founded as a front for the British secret service. This may have its root in "The Adventure of the Bruce-Partington Plans", in which Mycroft Holmes is revealed to be the supreme and indispensable brain-trust behind the British government, who pieces together collective government secrets and offers advice on the best way to act. The idea was popularised by "The Private Life of Sherlock Holmes" (1970), a 1970s motion picture directed by Billy Wilder, and has since been frequently used in pastiches of Conan Doyle's stories as well as the TV