Cast & crew
How Mammoths Became Extinct (1975)
Directed by Zdzisław Kudła, Bronisław Zeman
Crew
| Zdzisław Kudła | Director |
| Bronisław Zeman | Director |
| Zdzisław Kudła | Director |
| Bronisław Zeman | Director |
| Zdzisław Kudła | Director |
| Bronisław Zeman | Director |