Cast & crew
Speaker (1980)
Directed by Marek SerafiĆski Written by Marek SerafiĆski
Crew
| Witold Popkiewicz | Sound Assistant |
| Ryszard Sulewski | Sound Editor |
| Hanna Michalewicz | Editor |
| Marek SerafiĆski | Writer |
| Marek SerafiĆski | Art Direction |
| Marek SerafiĆski | Animation |
| Magda Mazanowska-Barycz | Production Manager |
| Jan Tkaczyk | Director of Photography |
| PaweĆ SzymaĆski | Original Music Composer |
| Marek SerafiĆski | Director |
| Marek SerafiĆski | Animation |
| Witold Popkiewicz | Sound Assistant |
| Marek SerafiĆski | Art Direction |
| Hanna Michalewicz | Editor |
| PaweĆ SzymaĆski | Original Music Composer |
| Magda Mazanowska-Barycz | Production Manager |
| Ryszard Sulewski | Sound Editor |
| Marek SerafiĆski | Director |
| Jan Tkaczyk | Director of Photography |
| Marek SerafiĆski | Writer |