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.
| Sound | Viktor Hruzdiev | Sound Director |
| Camera | Anatolii Havrylov | Director of Photography |
| Sound | Volodymyr Huba | Original Music Composer |
| Art | Ivan Budz | Art Direction |
| Writing | Svitlana Kutsenko | Script Editor |
| Visual Effects | Oleksandr Lavrov | Animation |
| Visual Effects | Serhii Hizila | Animation |
| Visual Effects | Konstantin Chikin | Animation |
| Visual Effects | Nina Churylova | Animation |
| Visual Effects | Andrii Karbovnychyi | Animation |
| Visual Effects | Ilya Skorupsky | Animation |
| Visual Effects | Mykhailo Titov | Animation |
| Editing | Oleh Pedan | Editor |
| Visual Effects | Liudmyla Tkachykova | Animation |
| Production | Ivan Mazepa | Head of Production |
| Visual Effects | Mykola Bondar | Animation |
| Visual Effects | N. Ustenko | Animation |
| Visual Effects | Elvira Peretiatko | Animation |
| Writing | Volodymyr Vaskovtsev | Writer |
| Writing | Volodymyr Dakhno | Writer |
| Writing | Alexander Kostinsky | Writer |
| Directing | Volodymyr Dakhno | Director |
