A boy has a velvetbean caterpillar as a pet. He teaches it to dance and it becomes a world sensation.
| Directing | Zdeněk Miler | Director |
| Writing | Zdeněk Miler | Writer |
| Writing | Norman Corwin | Story |
| Visual Effects | Jaroslav Doubrava | Animation |
| Camera | Ivan Masník | Director of Photography |
| Visual Effects | Ota Kudrnáč | Animation |
| Visual Effects | Božena Možíšová | Animation |
| Sound | František Černý | Sound |
| Visual Effects | Bohumil Šejda | Animation |
| Production | Jiří Šebestík | Production Manager |
| Sound | Wiliam Bukový | Music |
| Visual Effects | Adolf Hamrlík | Animation |
| Crew | Jan Poš | Dramaturgy |
| Crew | Jindřich Vodička | Dramaturgy |
| Visual Effects | Kristina Vodičková | Animation |
| Art | Zdeněk Miler | Art Designer |
| Editing | Květa Mašková | Editor |
| Visual Effects | Zdena Bártová | Animation |