Boxer Mikhail Marchenko quarrels with the guys from his brigade. And tomorrow they were going to set another record for coal production. The brigadier decides to replace Marchenko with Nikolai Mironov, who returned from prison and caused an accident at the mine five years ago. However, the brigade is against this decision.

Zhanna Prokhorenkoas Lava Mironova
Roman Gromadskiyas Gennadiy Glukhovskiy
Aleksandr Zbruevas Yuriy Kuptsov
Yuriy Nazarovas Nikolay Mironov
Vladimir Zamanskiyas Grigoriy Zhurba
Georgiy Nikolaenkoas Mikhail Marchenko
Lyudmila Maksakovaas Natasha
Lidiya Konstantinovaas Tanya
Fyodor Odinokovas Georgiy Stepanovich
Vladimir Osherov