A children's adventure spy film from a time when the radio telephone was science fiction.

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Main Cast: Václav Venhoda, František Maxián, Milan Livora, Martin Vačkář, Karel Smyczek, Josef Kruml, Zuzana Ondrouchová, Marcela Jandová, Vladimír Hrubý, Jana Štěpánková

Director: Milan Vošmik

Writers: Ota Hofman, Milan Pavlík, Svatopluk Hrnčíř

Editor: Miroslav Hájek

Cinematographer: Jan Novák

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