Kaitanov
Ufimtsev
Akishin
Lyolya
Masha
Tanya
uncle Seryozha
Oglotkov
general
doctor
Valya Kukhnarenko
mine's komsomol organizer
Maks
лётчик
subway builder woman (uncredited)
komsomol girl at the meeting (uncredited)
subway builder man (uncredited)
subway builder man (uncredited)
constructor (uncredited)
Kaitanov Jr.'s girlfriend (uncredited)
owner of the hut (uncredited)
military traffic controller (uncredited)
female worker (uncredited)