The first part of the Soviet series of television films based on the stories of Arthur Conan Doyle about Sherlock Holmes, filmed in 1979. The film consists of two parts and was filmed based on the story "The Speckled Band" (1st part "The Acquaintance") and the novella "A Study in Scarlet" (beginning of the 1st part and the 2nd part "Bloody Inscription").
| Writing | Valeri Frid | Screenplay |
| Sound | Boris Andreyev | Sound Director |
| Costume & Make-Up | Anzhela Sapunova | Assistant Costume Designer |
| Visual Effects | Viktor Okovityy | VFX Artist |
| Camera | V. Grigoryev | Assistant Camera |
| Directing | L. Grigoryeva | Assistant Director |
| Directing | A. Morozova | Assistant Director |
| Camera | Yuri Veksler | Director of Photography |
| Sound | Aleksandr Dmitriev | Conductor |
| Sound | Vladimir Dashkevich | Original Music Composer |
| Visual Effects | Yuriy Borovkov | VFX Artist |
| Production | Evgeniya Dikhnova | Administration |
| Writing | Yuli Dunsky | Screenplay |
| Production | Grigori Prusovsky | Production Manager |
| Crew | Mikhail Vorobyov | Animal Wrangler |
| Crew | Mikhail Vorobyov | Stunts |
| Production | Georgiy Mautkin | Administration |
| Editing | Lyudmila Obrazumova | Lead Editor |
| Camera | Alik Nasyrov | Camera Operator |
| Production | Irina Perelanina | Administration |
| Directing | Natalya Yashpan | Assistant Director |
| Art | Vladislav Orlov | Decorator |
| Lighting | Evgeniy Stepanov | Gaffer |
| Costume & Make-Up | Lyudmila Eliseeva | Makeup Designer |
| Sound | Asya Zvereva | Sound Director |
| Art | Mark Kaplan | Production Design |
| Visual Effects | Vitaliy Volchanskiy | Visual Effects Camera |
| Costume & Make-Up | Nelli Lev | Costume Design |
| Directing | Viktor Sergeev | Co-Director |
| Writing | Nikita Chirskov | Script Editor |
| Writing | Arthur Conan Doyle | Novel |
| Directing | Igor Maslennikov | Series Director |
