Mysterious Discovery

Mysterious Discovery (Russian: Таинственная находка) is a 1953 Soviet family adventure film directed by Boris Buneev.

Plot
Three schoolchildren from a polar settlement find an old gun. Trying to figure out its origin, they learn many interesting things about the history of the region, and the national hero Guriy Gagarka.

Cast
In alphabetical order
 * Aleksey Alekseev as Stepan Golovin
 * Igor Bezyayev as Nikanor Sarvanov
 * B. Dorochov as Andrei
 * Mikhail Gluzsky as Segey Chernyshev
 * Nikolay Grabbe as British lieutenant
 * Valentin Grachyov as Vasia Golovin
 * Aleksei Gribov as Nikanor Sarvanov
 * Georgi Gumilevsky as Prokhor Brusnichkin
 * Larisa Matvienko as Gagarka's wife
 * Andrei Petrov as Aleksei Golovin
 * Alexandr Pokrovsky as Stepa Brusnichkin
 * Aleksei Pokrovsky as episode
 * Nikolai Rybnikov as Sailor
 * Ekaterina Savinova as Ekaterina Sotnikova
 * A. Shmurakova as Luda
 * Nikolay Smorchkov as Sailor
 * Aleksandr Susnin as Anton
 * Yevgeny Teterin as British captain
 * Andrei Tsimbal as Geologist
 * Yan Yanakiyev as Sailor
 * Gennadi Yudin as Guriy Gagarka