Hraï, Oko and Tour come across extraterrestrials in search of oil to repair their saucer and be able to return home. Together, they cross Europe, find themselves defending Bulgaria invaded by enemies, discover an aqueduct in Italy and narrowly escape the Inquisition in Spain.
Unfortunately the movie How the Cossacks Met Aliens is not yet available on HBO Max.
| Camera | Anatolii Havrylov | Director of Photography |
| Sound | Viktor Hruzdiev | Sound Director |
| Sound | Volodymyr Huba | Original Music Composer |
| Art | Ivan Budz | Art Direction |
| Visual Effects | Oleksandr Lavrov | Animation |
| Visual Effects | Mykola Bondar | Animation |
| Visual Effects | Nina Churylova | Animation |
| Visual Effects | Konstantin Chikin | Animation |
| Visual Effects | N. Ustenko | Animation |
| Visual Effects | Mykhailo Titov | Animation |
| Visual Effects | Andrii Karbovnychyi | Animation |
| Visual Effects | Serhii Hizila | Animation |
| Visual Effects | Ilya Skorupsky | Animation |
| Visual Effects | Liudmyla Tkachykova | Animation |
| Visual Effects | Elvira Peretiatko | Animation |
| Editing | Oleh Pedan | Editor |
| Writing | Svitlana Kutsenko | Script Editor |
| Production | Ivan Mazepa | Head of Production |
| Directing | Volodymyr Dakhno | Director |
| Writing | Volodymyr Dakhno | Writer |
| Writing | Alexander Kostinsky | Writer |
| Writing | Volodymyr Vaskovtsev | Writer |
