Three naval cadets accidentally get possession of a secret diary that was stolen from Bestuzhev, a vice-chancellor of Russia. If this diary ever gets abroad, the consequences for the country would be grave. The cadets are trying to return the papers to their owner, but there are others who want to get the papers...
Sergey Zhigunov
Dmitriy Kharatyan
Vladimir Shevelkov
Tatyana Lyutaeva
Olga Mashnaya
Mikhail Boyarskiy
Evgeniy Evstigneev
Vladislav Strzhelchik
Aleksandr Abdulov
Innokentiy Smoktunovskiy
Viktor Pavlov
Valeriy Afanasyev
Vladimir Balon
Viktor Bortsov
Vladimir Vinogradov
Evgeny Danchevsky
Aleksandr Pashutin
Nelli Pshyonnaya
Pauls Butkevics
Semyon Farada
Boris Khimichev
Aleksey Vanin
Tatyana Gavrilova
Galina Dyomina
Rimma Markova
Igor Yasulovich
Yelena Tsyplakova
Lyudmila Nilskaya
Vladimir Steklov
Yaroslava Turylyova
Oleg Anofriev
Artyom Anfinogenov
Aleksandr Nazarov
Valentina Klyagina
Olga Tokareva
Yelizaveta Sergeyeva
Valentin Golubenko
S. Aristov
A. Lomakin
A. Isayev
Yuriy Nevolin
Nikolai Brilling
Yuriy Nifontov
M. Malkovas
Mikhail Mukasey
Alla Maykova
Igor Vorobyev
Vladimir Ustimenko
Aleksandr Gorbachev
Andrei Lipilin
Valeri Kudryashov
Aleksey Lubny
Sergey Sholokhov
Mariya Sadkovich
Klavdiya Khabarova
Aleksandr Andrusenko
Grigoriy Malikov
E. Byerugaba
Dmitry Kalinin
Sergey Isaev
Sergey Galkin
Vladimir Kuznetsov