The fifth and final part of the cycle of Soviet television feature films, filmed by director Igor Maslennikov based on the stories of the English writer Arthur Conan Doyle about the famous detective Sherlock Holmes. In the first part based on the works - "The Adventure of the Engineer's Thumb", "The Adventure of the Second Stain". In the second part based on the works - "The Adventure of the Bruce-Partington Plans", and "His Last Bow".