The Sign of the Four
"A Scandal in Bohemia" was adapted as part of the Soviet television film series "The Adventures of Sherlock Holmes and Dr. Watson", in the form of a flashback in "The Treasures of Agra"; two episodes adapting "The Sign of the Four" (1983, USSR). It starred Vasily Livanov as Sherlock Holmes, Vitaly Solomin as Dr. Watson, Georgiy Martirosyan as the King of Bohemia and Larisa Solovyova as Irene Adler.