Schoolboys discover that if sitting in a certain rocky cliff area in the forest, they can memorize anything they read there for exams the following day. Turns out the rocky cliff has a cave in which they make an incredible discovery.
Patrik Šíma
as Paťo
Ján Krížik
as Jano
Boris Trsťan
as Boris
Radovan Lukavský
as Ravadar
František Husák
as Museum Director
Marián Sotník
as Tubar
Mário Malatinský
as Mogam
Margaréta Lopatová
as Scientist
Jenö Siposs
as Scientist
Margita Mazalová
as Czech Tourist
Ivan Kollár
as Czech Tourist
Steva Maršálek
as Grandpa Tokeš
