Based on the documentary story "Earth Brothers" by B. Kostyukovsky about the tragic fate of Boris Gainulin, the foreman of the Komsomol brigade at the construction of the Bratsk Hydroelectric Power Station.
Leonid Nevedomsky
Leonid Leonidov
Anatoliy Pustokhin
Viktor Kostetsky
Valeri Kuzin
Nina Rodionova
Konstantin Smirnov
Irina Komarova
