Young Petr (Adam Novak) and his four friends undergoes several adventures throughout this series--setting a field on fire, sneaking into a theater without paying and many more.
Petr Bajza
Čeněk Jirsák
Eda Kemlink
Antonín Beyval
Pepek Zilvar
Evička Svobodová
Otakárek
otec Vendelín Bajza
maminka Bajzová
Rampepurda
Láďa Bajza
Vařeková
továrníková Soumarová
strýc Alois Vařeka