Léon Rousseau Filmography
| 2025 | James Gray, l'odyssée intérieure · as Composer |
| 2024 | Apocalypse: D-Day (TV Series) · as Original Music Composer |
| 2024 | L'usine, le bon, la brute et le truand · as Composer |
| 2023 | Hi How Are You? · as Original Music Composer |
| 2023 | Apocalypse: Hitler's Twilight (TV Series) · as Original Music Composer |
| 2022 | |
| 2021 | Apocalypse: Hitler Takes on the East (TV Series) |
| 2021 | Le cinéma inventé : quand le cinéma cherchait sa voix · as Original Music Composer |
| 2021 | |
| 2021 | Those Who Care · as Composer |
| 2017 | Des plans sur la comète · as Composer |
| 2014 | D-Day Sacrifice (TV Series) · as Composer |
| 2011 | Love and Sex under Nazi Occupation · as Composer |
| 2011 | An Intimate History · as Composer |
| 2009 | The Little Dragon · as Original Music Composer |
| 2006 | Infrarouge (TV Series) · as Composer |
| 2024 | Kate Winslet - Decidedly Authentic · as Sound Editor |
| 2024 | A Month With the Girls · as Sound Designer |
| 2022 | Pier Paolo Pasolini - Agnès Varda - New York - 1967 · as Sound Mixer |
| 2021 | The Witches of the Orient · as Sound Designer |
| 2021 | Les damnés de la Commune · as Sound Recordist |
| 2021 | The Méliès Mystery · as Sound Mixer |
| 2019 | Kourou et l'épopée spatiale française · as Sound Mixer |
| 2019 | Memorable · as Sound Mixer |
| 2018 | John McEnroe: In the Realm of Perfection · as Sound Mixer |
| 2013 | The Birth of the Tramp · as Sound Mixer |
| 2011 | The Extraordinary Voyage · as Sound Mixer |
| 2003 | Chaplin Today: City Lights · as Sound Mixer |