archytele The Vault

Lee Jae-in

Acting Born Feb 6, 2004 Wonju, Gangwon, South Korea 32 credits

Biography

Lee Jae-in is a South Korean actress born on February 6, 2004. She achieved initial professional recognition for her performance in the 2019 mystery film Svaha: The Sixth Finger. Her filmography includes additional notable projects such as the 2021 production Racket Boys and the 2025 film Hi-Five. As an actress, she has built her career through these varied roles in both film and television. Her work in these specific titles represents the primary scope of her publicly documented acting credits.

Advertisement

Ask the Vault

Ask anything about Lee Jae-in.

Known for

Spring Fever

as Choi Se-jin
Film

Homeless Christmas

as Min-su
Film

Homeless Christmas

2026

Our Unwritten Seoul

as Teen Yoo Mi-ji / Yoo Mi-rae

Night Has Come

as Lee Yoon-seo

Hospital Playlist

as So-mi
Film

No Tears for the Dead

as Dae Ban's granddaughter

Frequent co-stars

Park Yoon-ho 2 shared titles
Ahn Ji-ho 2 shared titles
Jang Se-hyuk 2 shared titles
Lee Ju-bin 1 shared title
Ahn Bo-hyun 1 shared title
Cha Seo-won 1 shared title
Cho Jun-young 1 shared title
Na Young-hee 1 shared title
Cho Seung-yeon 1 shared title
Im Su-hyung 1 shared title

Career timeline

Spring FeverHomeless ChristmasHomeless Christmas · Director
Hi-FiveOur Unwritten SeoulThe Price of ConfessionConcrete MarketConcrete Market
FAQ
Night Has Come
O’PENing
UndercoverRacket BoysHard HitHeaven: To the Land of Happiness
Hospital Playlist
Svaha: The Sixth FingerBeautiful WorldThe Battle: Roar to Victory
Our BodyAdulthood
I Can SpeakTombstone Refugee
Horror Stories 3Ghost of Machine
No Tears for the Dead
Baeksang Arts Awards

Full filmography

  • Spring Fever (2026) as Choi Se-jin
  • Homeless Christmas (2026) as Min-su
  • Homeless Christmas (2026) Director
  • Hi-Five (2025) as Park Wanseo
  • Our Unwritten Seoul (2025) as Teen Yoo Mi-ji / Yoo Mi-rae
  • The Price of Confession (2025) as Gu Hui-Yeong
  • Concrete Market (2025) as Choi Hee-ro
  • Concrete Market (2025) as Choi Hee-ro
  • The Accordion Door (2025) as Hyeon-joo
  • FAQ (2024) as Passenger
  • Night Has Come (2023) as Lee Yoon-seo
  • O’PENing (2022) as Lim Yoon-jae
  • Undercover (2021) as Han Seung-Mi
  • Racket Boys (2021) as Han Se-yoon
  • Hard Hit (2021) as Hye-in
  • Heaven: To the Land of Happiness (2021) as Yoo-jin
  • Hospital Playlist (2020) as So-mi
  • Svaha: The Sixth Finger (2019) as Geum-hwa
  • Beautiful World (2019) as Han Dong-hee
  • The Battle: Roar to Victory (2019) as Chun-hee
  • Our Body (2018) as Hwa-young
  • Adulthood (2018) as Kyung-un
  • I Can Speak (2017) as Young Jung-sim
  • Tombstone Refugee (2017) as Dabin
  • Horror Stories 3 (2016) as Dunko (segment 3)
  • Ghost of Machine (2016)
  • No Tears for the Dead (2014) as Dae Ban's granddaughter
  • Baeksang Arts Awards (2012) as Self
  • Cherry Boy as Jeong Ok-hee
  • Private Taxi
  • Human X Gumiho as Bang-sang
  • Gardeners as Choi Eun-su