1930s. During naval maneuvers, three submarines must "attack" the battleship. During a training battle, a fourth periscope appears on the horizon. The battleship is in danger if the unknown submarine is enemy. However, the fourth ...
Runtime1 hour 27 minutes
Production year1939
World premiereJanuary 1, 1939
Release date
January 1, 1939
Russia
Also known as
Chetvyortyy periskop, 4:e periskopet, Četvrti periskop, Czwarty peryskop, Negyedik periszkóp, Neljäs periskooppi, Четвертый перископ