Khitrovka. The Sign of Four (Russian: Хитровка. Знак четырёх) is a 2023 Russian mystery film directed by Karen Shakhnazarov about the theatrical bohemians of the early 20th century and the inhabitants of the Khitrovka slums.^{[1][2][3][4][5]} It stars Konstantin Kryukov, Mikhail Porechenkov and Alexander Oleshko. The film is based on the works of Vladimir Gilyarovsky and Arthur Conan Doyle's novel The Sign of Four.

This film was theatrically released on May 18, 2023, by "KaroRental" Film Distribution.^[6]

The film takes place in Moscow in 1902, when director Konstantin Stanislavsky is looking for inspiration to stage a new play and, together with Vladimir Gilyarovsky, a connoisseur of the capital's slums, goes to the criminal Khitrovka and gets involved in the investigation into the murder of a local resident with a dark past.^[7]

• Konstantin Kryukov as Konstantin Stanislavsky (Konstantin Stanislavski in English)
• Mikhail Porechenkov as Vladimir Gilyarovsky
• Alexander Oleshko as Vladimir Nemirovich-Danchenko
• Ivan Kolesnikov as Anton Chekhov
• Anfisa Chernykh as Ksenia, a thief nicknamed "The Princess"
• Alexey Vertkov as "The Englishman"
• Boris Kamorzin as Testov, owner of an antique shop
• Yevgeny Stychkin as Rudnikov, an official of the Moscow detective police
• Stanislav Eventov as Professor Strassenmeier
• Ayub Tsingiev as Raja
• Vasant Balan as Sanjit, Raja's nephew

Karen Shakhnazarov's film is a free adaptation of Arthur Conan Doyle's detective story The Sign of the Four (1890).

• Khitrovka. The Sign of Four at IMDb