Czy to był sen? (1947)
An anti-war animated film that marked the very first production of Studio Filmów Rysunkowych. Both versions of the film were banned by the communist authorities of the Polish Workers' Party and have never been found to this day.
Director: Zdzisław Lachur
| Directing | Zdzisław Lachur | Director |
| Writing | Zdzisław Lachur | Writer |
| Camera | Mieczysław Poznański | Director of Photography |