

DAU. Katya Tanya is not streaming on a US subscription app right now, as of October 6, 2026.
Katya, a young librarian, believes in love, but her ideals are crushed by reality. After a string of disappointing affairs, Katya finally finds tenderness and understanding in the arms of her colleague, a journalist called Tanya. But then the First Department interferes: the state security services see this relationship as unacceptable for a Soviet woman.
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Alexey Trifonov
Chief of the General Department (1952–1960); Head of the Institute (1960–1966)

Ekaterina Yuspina
Librarian (1942-1947); Head of the library (1951-1953)

Tatiana Polozhy
Journalist; Literary editor of Izvestiya Instituta (The Institute News)
Alexander Efimov
Junior research scientist in the mathematical physics laboratory

Teodor Currentzis
Dau

Radmila Shegoleva
Nora