
Composer
Jung Jae-il
Born 7 May 1982 · Seoul, South Korea
Jung Jae-il (born 1982, Seoul) is a South Korean composer and musician. He is best known for scoring Bong Joon-ho's Okja, Parasite and Mickey 17, and for the music of the series Squid Game. His work has made him a leading Korean voice in international film music.
Key films
Parasite (2019)
His best-known score, for Bong Joon-ho's Best Picture-winning thriller, brought him wide international attention.
Okja (2017)
His first score for Bong Joon-ho, mixing tender and playful music for a global Netflix release.
Mickey 17 (2025)
Reunited him with Bong Joon-ho on the director's English-language science-fiction film.
Broker (2022)
Scored Hirokazu Kore-eda's Korean-language drama, showing his range beyond Bong's films.
Sea Fog (2014)
An early major feature score, for a tense maritime thriller connected to Bong Joon-ho's circle.
Key awards
No major film awards are documented here; he received a 2022 Emmy nomination for the Squid Game main title theme.
On Cinespective
Full filmography · 15
- 2009Marine BoyComposer
- 2009WishComposer
- 2014Sea FogComposer
- 2014Mad Sad BadComposer
- 2014PicnicComposer
- 2017OkjaComposer
- 2017뷰티풀 투모로우 · as SelfActor
- 2019ParasiteComposer
- 2019over thereComposer
- 2022BrokerComposer
- 2023Fuego SagradoComposer
- 2024Squid Game: FireplaceComposer
- 2025Mickey 17Composer
- 2025TwinlessComposer
- 2026Possible LoveComposer
Filmography data from TMDB. The profile text is a draft written for Cinespective.

