73 mins | Sept. 16, 1936
73 mins | Sept. 16, 1936
| Producers | Varsavia Film |
| Original title | Fredek uszczęśliwia świat |
| Directors | Zbigniew Ziembinski |
| Writers | Julian Kaufman |
as Fredek, wynalazca
as Loda
as Irma Karska, narzeczona Fredka
as Józef Bomba
as Kupiec