A military scientist successfully creates robot soldiers in the shape of crabs, which turn out to be deadly warriors, but soon he discovers that his ambitious invention evolves in unexpected ways.
Unfortunately the movie Krabi is not yet available on HBO Max.
| Directing | Václav Mergl | Director |
| Camera | Jiří Ševčík | Director of Photography |
| Visual Effects | Václav Mergl | Animation |
| Visual Effects | Zdeněk Šob | Animation |
| Editing | Květa Mašková | Editor |
| Sound | Jiří Kolafa | Original Music Composer |
| Sound | Josef Vaněček | Sound |
| Camera | Boris Baromykin | Director of Photography |
| Sound | Benjamin Astrug | Sound |
| Visual Effects | Zuzana Jupová | Animation |
| Writing | Václav Mergl | Screenplay |
| Writing | Anatoly Dneprov | Short Story |
| Production | Václav Strnad | Production Manager |
| Sound | Miroslav Pokorný | Conductor |
| Art | Václav Mergl | Art Direction |
| Crew | Ladislav Fořt | Dramaturgy |
