Mark Bernes
Lieutenant Sergey Kozhukharov
Vasyl Dashenko
Lieutenant Nikolay Melnikov
Evgenia Golynchik
Varya
Aleksey Zagorskiy
Professor
Elena Muzil
Grandmother
Evgeniy Ageev
Major Tuchkov
Fyodor Seleznyov
Technician Yashin
E. Cherni
Technician Barsukov
Varvara Zhuravlyova
Tanya, Kozhukharov's sister
Elizaveta Lilina
Kozhukharov's mother
Vladimir Uralskiy
Kozhukharov's father
Boris Andreyev
First lieutenant Ptenchik (uncredited)
Pyotr Aleynikov
Lieutenant (uncredited)
Vyacheslav Gomolyaka
Commander stopping the train (uncredited)
Anna Komolova
Nurse (uncredited)
Petro Masokha
Captain Smolokurov (uncredited)
Alexey Omelchuk
Operator (uncredited)
Yurii Tymoshenko
Pyrotechnician (uncredited)
Stepan Zhavoronok