Based on real events that took place during the construction of the Nurek hydroelectric power station, where a new form of socialist competition, “Workers' Relay Race,” was born.
Konstantin Dyomkin
Mavlyuda
Said-aka
Begov
Damir
Igor
Fyodorov
Akram
Sangov
Saidmuradov
Damir's Wife
Davron
Daler
Takhir-aka
Graduate Student
Dato
Konstantin's Mother
Refueller
Grigoriy Ivanovich
Ignat Petrovich Levchenko
Clansman
Team leader
Clansman
Driver
Secretary
Mavlyuda's Mother
Conferee, uncredited
Mavlyuda's Grandmother, uncredited
Raisa Nikolayevna
Rustam
