Film shows the struggle of the Czechoslovak armed forces against groups of Ukrainian Insurgent Army (UPA) under command Burlak, who tried to pass through the territory of Slovakia.

Josef Bek
as Capt. Synek

Rudolf Deyl
as Lt. Málek

Bohumil Smutný
as Lt. Rychta

Mirko Čech
as lieutenant SNB

Miloš Vavruška
as Cpl. Tonda

Karel Richter
as LCpl. Venda

Jiří Sovák
as Pvt. Jula

Martin Ťapák
as Pvt. Ondra

Antonín Šůra
as Pvt. Láda

Mikuláš Huba
as major SNB