Lieutenant Sergey Kozhukharov

Lieutenant Nikolay Melnikov

Varya

Professor

Grandmother

Major Tuchkov

Technician Yashin

Technician Barsukov

Tanya, Kozhukharov's sister

Kozhukharov's mother

Kozhukharov's father

First lieutenant Ptenchik (uncredited)

Lieutenant (uncredited)

Commander stopping the train (uncredited)

Nurse (uncredited)

Captain Smolokurov (uncredited)

Operator (uncredited)

Pyrotechnician (uncredited)