Placek (Josef Kemr), the head of research in a chemical plant, appreciates the help of his younger colleague Bernát (Alois Svehlík) in the creation of a new synthetic material.
| Directing | Zdenek Sirový | Director |
| Directing | Marta Křesinová | First Assistant Director |
| Crew | Irena Klausová | Script |
| Writing | Jiří Křižan | Story |
| Writing | Jiří Křižan | Screenplay |
| Writing | Zdenek Sirový | Story |
| Crew | Josef Bouček | Dramaturgy |
| Writing | Vladimír Kalina | Creative Producer |
| Camera | Jiří Macák | Director of Photography |
| Camera | Stanislav Kautský | Camera Operator |
| Camera | Jan Hanzal | Assistant Camera |
| Art | Jindřich Goetz | Production Design |
| Art | Jaromír Švarc | Assistant Production Design |
| Art | Jindra Viková | Art Direction |
| Art | Miroslav Buberle | Set Decoration |
| Art | Karel Karas | Set Decoration |
| Art | Josef Pavlík | Set Decoration |
| Costume & Make-Up | Zdena Kadrnožková | Costume Design |
| Costume & Make-Up | Helena Vondrušková | Costumer |
| Costume & Make-Up | Štěpánka Wlodarczyková | Costumer |
| Costume & Make-Up | František Pilný | Makeup & Hair |
| Costume & Make-Up | Jana Jarolímková | Makeup & Hair |
| Costume & Make-Up | Jiřina Netíková | Makeup & Hair |
| Editing | Zdeněk Stehlík | Editor |
| Editing | Anna Mejtská | Assistant Editor |
| Editing | Erika Vojáčková | Assistant Editor |
| Sound | Dobroslav Šrámek | Sound |
| Production | Miloš Stejskal | Production Manager |
| Production | Pavel Mangl | Unit Production Manager |
| Production | Milan Brabec | Unit Production Manager |
| Production | Luboš Kozák | Assistant Production Manager |
| Camera | Jitka Tošilová | Clapper Loader |
| Camera | Jaroslav Trousil | Still Photographer |
| Sound | Petr Hapka | Original Music Composer |
| Sound | František Belfín | Conductor |