
The nine-year-old Prague boy Pepiček flies to Moscow as an involuntary stowaway on an airplane. Together with the Soviet pioneer Mischa, he pursues an alleged agent in the hustle and bustle of the World Festival and is flown back to Prague in the evening.
Pilot

Cab Driver

Pepicek
Mizha
stewardess

stewardess

flight engineer

second pilot

Unknown Role

Magician

Unknown Role

Unknown Role

controller at VDNKh

Unknown Role

(uncredited)