Sergey Polyakov

A Russian outpost in Eastern Siberia comes under threat of attack by the Japanese. Aerograd is a new town with a strategically located airfield of vital interest to the government. Work on the new outpost is complicated when tensions develop between workers and a religious sect. Relations between the two countries are further strained in the days before World War II, dating back to the Russo-Japanese War of 1905.

Fred, a young British sailor who accidentually finds himself in the USSR and after a number of comic adventures he, attracted by Soviet youth enthusiazm, goes to take part in Dneprostroy (building of Dnepr power station).

A father and son, both clowns, are to perform together for the first time, but the civil war separates them, and the elder Buldy, tempted for a moment to acquiesce to the White forces, casts his lot with the revolution.

An American engineer, consulting on a Soviet construction project, inspires a backward and timid new foreman to learn better about his job, assert himself, solve problems and inspire his own men to bring the job in ahead of schedule.