Maciej Kosiacki Filmography
| 2025 | The Breslau Murders (TV Series) · as Sule |
| 2025 | Aniela (TV Series) · as Alan - Brat Mai |
| 2024 | |
| 2024 | Kulej. All That Glitters Isn't Gold · as Kaczorowski |
| 2024 | Go Against the Flow · as Senior Private |
| 2024 | The Bay of Spies (TV Series) · as Non-Commissioner Officer |
| 2023 | Anxiety · as Tomek |
| 2023 | Absolute Beginners (TV Series) · as Jacek |
| 2023 | Tez to slyszycie · as Ziomek Kuba |
| 2023 | Green Border · as 'kosa' |
| 2023 | Mother's Day · as Juvenile Delinquent |
| 2023 | Emigration XD (TV Series) · as Polish Patriot |
| 2022 | Wake Up · as 'przykurcz' |
| 2022 | Filip · as Student |
| 2022 | Elephant · as Daniel |
| 2022 | Rebellion! (TV Series) · as 'jajko' |
| 2021 | Papiery Na Szczęście (TV Series) · as Aleks |
| 2019 | Zakochani po uszy (TV Series) · as Doctor |
| 2012 | Officer Alex (TV Series) · as 'ponton' |
| 2008 | Father Matthew (TV Series) · as Antoni Banas |
| 2003 | At Wspolna (TV Series) · as Oskar Pikula |
| 1953 | Television Theater (TV Series) · as Mustard Seed |