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 |
| Art | Vladislav Orlov | Decorator |
| Crew | Mikhail Vorobyov | Animal Wrangler |
| Production | Irina Perelanina | Administration |
| Costume & Make-Up | Nelli Lev | Costume Design |
| Directing | Viktor Sergeev | Co-Director |
| Costume & Make-Up | Anzhela Sapunova | Assistant Costume Designer |
| Directing | L. Grigoryeva | Assistant Director |
| Art | Mark Kaplan | Production Design |
| Visual Effects | Vitaliy Volchanskiy | Visual Effects Camera |
| Sound | Aleksandr Dmitriev | Conductor |
| Sound | Asya Zvereva | Sound Director |
| Writing | Nikita Chirskov | Script Editor |
| Production | Georgiy Mautkin | Administration |
| Editing | Lyudmila Obrazumova | Lead Editor |
| Camera | Alik Nasyrov | Camera Operator |
| Writing | Yuli Dunsky | Screenplay |
| Production | Grigori Prusovsky | Production Manager |
| Directing | A. Morozova | Assistant Director |
| Camera | Yuri Veksler | Director of Photography |
| Sound | Vladimir Dashkevich | Original Music Composer |
| Sound | Boris Andreyev | Sound Director |
| Visual Effects | Yuriy Borovkov | VFX Artist |
| Visual Effects | Viktor Okovityy | VFX Artist |
| Camera | V. Grigoryev | Assistant Camera |
| Crew | Mikhail Vorobyov | Stunts |
| Production | Evgeniya Dikhnova | Administration |
| Costume & Make-Up | Lyudmila Eliseeva | Makeup Designer |
| Directing | Natalya Yashpan | Assistant Director |
| Lighting | Evgeniy Stepanov | Gaffer |
| Directing | Igor Maslennikov | Series Director |
| Writing | Arthur Conan Doyle | Novel |
