The film commemorates the 40th anniversary of the October Revolution by depicting major events in Soviet history from 1917 to 1957. It includes archival footage covering the Russian Revolution, Civil War, industrial achievements, and cultural developments. The documentary highlights significant figures and events, such as Lenin's funeral, the construction of the Dnieper Dam, and the first All-Union Congress of Writers.
| Actor | Role |
|---|---|
| LLeonid KhmaraNarrator (voice) | Narrator (voice) |