Two young boys, play hooky from school in order to explore an ultramodern world's fair. They take in the many marvelous scientific and industrial exhibits, obtain literature, eat food, and generally run amok.
| Directing | Josef Pinkava | Director |
| Editing | Antonín Štrojsa | Editor |
| Camera | Emil Bártek | Camera Operator |
| Camera | Jiří Kolín | Director of Photography |
| Directing | Miloš Valík | First Assistant Director |
| Writing | Josef Pinkava | Story |
| Writing | Josef Pinkava | Screenplay |
| Crew | Jiří Blažek | Dramaturgy |
| Art | Zdeněk Rozkopal | Production Design |
| Art | František Santarius | Set Decoration |
| Costume & Make-Up | Naďa Škapová | Costume Design |
| Costume & Make-Up | Karel Marek | Makeup & Hair |
| Costume & Make-Up | Karel Konrád | Makeup & Hair |
| Sound | Radomír Koutek | Sound |
| Production | Zdeněk Stibor | Production Manager |
| Production | Vojtěch Kunčík | Unit Production Manager |
| Sound | Wiliam Bukový | Original Music Composer |
| Sound | Štěpán Koníček | Conductor |
