Cast & crew
What do we know about light? (1955)
Directed by Bohumil Vošahlík Written by Josef Plíva, Jiří Čeleda, Josef Kuba
Cast
| Jiří Šrámek | Commentary |
| Jiří Šrámek | Commentary |
Crew
| Jarmil Burghauser | Original Music Composer |
| Alois Jiráček | Director of Photography |
| Josef Soukup | Production Manager |
| Bohumil Vošahlík | Director |
| Josef Plíva | Screenplay |
| Marie Čulíková | Editor |
| Jiří Čeleda | Story |
| Josef Kuba | Story |
| Alois Jiráček | Director of Photography |
| Josef Soukup | Production Manager |
| Jarmil Burghauser | Original Music Composer |
| Jiří Čeleda | Story |
| Marie Čulíková | Editor |
| Josef Kuba | Story |
| Josef Plíva | Screenplay |
| Bohumil Vošahlík | Director |