The border must be guarded against insidious intruders, of that the brave border guard has no doubt. He takes in a shot dog, gains its trust, and eventually, thanks to it, catches an enemy agent who wanted to disrupt the peaceful life of our progressive people.
Eduard Cupák | Zdeněk Dítě | Karol L. Zachar | Josef Bek | Miloš Nedbal | Eliška Kuchařová | Ilja Racek | Anton Mrvecka | Vladimír Hrubý | Vladimír Stach | Libuše Pospíšilová | Ota Sklenička | Vladimír Brabec | Ladislav Gzela | Rudolf Krivánek | Karel Šebesta | Miroslav Homola | Petr Haničinec | Jitka Kasalická | Vlasta Kasalická | František Miroslav Doubrava