Aviation school. Future officers of the jet squadron are engaged in practical studies. When performing a training assignment, cadet Korenyuk violates flight discipline. The instructor pilot, considering Korenyuk to be a talented cadet, forgives him for this offense. When, during another training flight, Korenyuk dives onto a fishing vessel, cadet Bukreev, who is in the cockpit, takes the blame. Bukreyev is arrested for ten days...
| Actor | Role |
|---|---|
 Lev FrichinskyVladimir Bukreev | Vladimir Bukreev |
 Vyacheslav TikhonovOleksa Lavrinets | Oleksa Lavrinets |
 Yuriy BogolyubovNikolay Korenyuk | Nikolay Korenyuk |
 Aleksandr AntonovMaksim Platonovich Korenyuk | Maksim Platonovich Korenyuk |
 Larisa KronbergGalya Goncharenko | Galya Goncharenko |
 Konstantin BartashevichGeneral Nazarov | General Nazarov |
 Aleksandr KholodkovCaptain Pokhitun | Captain Pokhitun |
 Yurii TymoshenkoForeman Klochko | Foreman Klochko |
 Stepan ShkuratFisherman | Fisherman |
 Yuri LavrovForeign military intruder | Foreign military intruder |
| LLyubov KomaretskaGalya's mother | Galya's mother |
 Valentyn DuklerForeign pilot intruder | Foreign pilot intruder |
 Igor BezyaevSeaman on duty | Seaman on duty |
 Guguli MgeladzeCadet Mgeladze | Cadet Mgeladze |
 Nikolay Zaseev-RudenkoNot listed | Not listed |
 Borys BezhinNot listed | Not listed |
 Valentina KutsenkoNadezhda Korenyuk | Nadezhda Korenyuk |
 Nonna Mordyukova(uncredited) | (uncredited) |