Four schoolboys go on an awe-inspiring expedition back through time, where they behold landscapes and creatures that have long since vanished from the earth.
Vladimír Bejval
Jirka
Petr Herrmann
Toník
Josef Lukáš
Petr
Zdeněk Husták
Jenda
Bedřich Šetena
Petr (voice) / Narrator (voice)
