When Clown Ferdinand enters an abandoned city in his wagon he ends up on a space rocket where he meets a robot that can turn invisible. This film reuses sets from Polák's Ikarie XB 1 (1963).
| Actor | Role |
|---|---|
 Jiří VršťalaNot listed | Not listed |
| EEva HrabětováNot listed | Not listed |
 Hanuš BorNot listed | Not listed |
| VVladimír HorkaNot listed | Not listed |
| LLuděk KindermannNot listed | Not listed |
| JJan KurčíkNot listed | Not listed |
| KKarel SmržNot listed | Not listed |
 Jiří RůžičkaNot listed | Not listed |