A group of temporary workers arrive at the Czech-German border to conduct geological exploration. However, not all people have pure intentions and a past, and so the group of geologists is threatened by saboteurs who want to blow up an abandoned mine and escape across the border...
Antonín Homolka
Ctirad
Vojta
Stein
locksmith Alois Pohanka
Melichar Hnátek
Ludvík Mikola
paleontolog Frantisek Jezek
Ivanka Bartáková
Kveta Vejdovoda
Anicka Safránková
Rudolf Pecián
Engineer
Chauffeur
Renner
Terský
guard of grandfather Jonas
Lieutenant Plotek
gamekeeper Petr Jiřička
Jiřičková
Elder of the Border Guard
miner
miner
chief geologist
geologist
