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Lee You-mi

Acting • 1994-07-18 • Jeonju, North Jeolla, South Korea

Lee You-mi is a South Korean actress. She is known for her roles as Ji-yeong / Player 240 in Squid Game (2021), Lee Na-yeon in All of Us Are Dead (2022), Gang Nam-soon in Strong Girl Nam-soon (2023), Jo Jae-mi in Mr. Plankton (2024), and Jo Hui-su in As You Stood By (2025). She won the Primetime Emmy Award for Outstanding Guest Actress in a Drama Series for her role as Ji-yeong in Squid Game, making her the first Korean actress to win in the category.

Known For

Squid Game

Squid Game

2021

All of Us Are Dead

All of Us Are Dead

2022

My Holo Love

My Holo Love

2020

Strong Girl Nam-soon

Strong Girl Nam-soon

2023

Welcome to Waikiki

Welcome to Waikiki

2018

365: Repeat the Year

365: Repeat the Year

2020

Fan Club

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From Nerdspin

Filmography

2026
BlueFilm
Lee You-mi
2025
As You Stood ByTV
Jo Hui-su • 8 episodes
★ 8.3
2024
Mr. PlanktonTV
Jo Jae-mi • 10 episodes
★ 8.2
2024
No Heaven, But Love.Film
Ye-ji
★ 7.7
2024
Here for PromoTV
Self • 1 episodes
2023
Strong Girl Nam-soonTV
Gang Nam-soon • 16 episodes
★ 7.7
2023
New NormalFilm
Hyun-su
★ 6.4
2022
All of Us Are DeadTV
Lee Na-yeon • 12 episodes
★ 8.3
2022
ConnectTV
University student • 1 episodes
★ 7.6
2022
If You Wish Upon MeTV
New volunteer • 1 episodes
★ 7.7
2022
Re-BORNFilm
Ji-woo (Today's Superpower)
★ 7.4
2022
Mental Coach JegalTV
Cha Ga-eul • 16 episodes
★ 6.2
2021
Squid GameTV
Ji-yeong / Player 240 • 9 episodes
★ 7.9
2021
Hostage: Missing CelebrityFilm
Ban So-yeon
★ 6.8
2021
Young Adult MattersFilm
Yoon Se-jin
★ 6.8
2021
SNL KoreaTV
Self - Host • 1 episodes
★ 7.0
2021
Today’s SuperpowerFilm
Ji-woo
2020
My Holo LoveTV
Ji-hye • 12 episodes
★ 8.5
2020
365: Repeat the YearTV
Kim Se-rin • 24 episodes
★ 7.5
2020
Everyone Is ThereFilm
Lee Gyu-jin
★ 8.1
2019
Touch Your HeartTV
Seung-hee • 1 episodes
★ 8.2
2019
Doctor JohnTV
Na Kyung-ah • 16 episodes
★ 7.7
2019
Scent of a GhostFilm
Student
★ 7.2
2018
Welcome to WaikikiTV
Ji-yeong • 20 episodes
★ 7.8
2018
Miss HammurabiTV
Sexual abuse victim • 1 episodes
★ 7.8
2018
The WhisperingFilm
Byun Ji-eun
★ 6.2
2018
It's Okay to Be SensitiveTV
Ye-ji • 12 episodes
★ 7.8
2018
Just DanceTV
Kim Do-yeon • 16 episodes
★ 3.8
2018
Park Hwa-youngFilm
Se-jin
★ 4.6
2018
Afternoon in a Small CityTV
Shin Na-ra • 2 episodes
★ 3.0
2018
No Bad Days 2TV
Ahn Jae-yi • 9 episodes
★ 3.0
2018
Something Between Us, Comic Book CaféTV
Lee You-mi • 6 episodes
★ 2.0
2018
Never Ever RushFilm
Ha-na
2017
VoiceTV
Hwang Hee-joo • 1 episodes
★ 7.3
2017
20th Century Boy and GirlTV
Mi-dal / Cho Min-hyeon • 32 episodes
★ 6.2
2017
Superpower GirlFilm
Maeng Ju-ri
★ 5.8
2017
Outdoor BeginsFilm
Ma-ri
★ 5.3
2017
Happy TalkTV
Ahn Na-oh • 6 episodes
★ 2.0
2017
No Bad DaysTV
Ahn Jae-yi • 10 episodes
★ 2.0
2017
The Heartbeat OperatorFilm
Hye-eun
2016
Will You Be ThereFilm
Yeon-ah
★ 7.3
2016
Like a French FilmFilm
Su-bin
★ 7.7
2015
Three Summer NightsFilm
Detective Jung
★ 4.7
2014
Cheo YongTV
Song Da-jeong • 1 episodes
★ 7.6
2014
The Avian KindFilm
So-nyeo
★ 5.6
2013
Hwayi: A Monster BoyFilm
Yoo-kyung's Friend 1
★ 7.4
2013
Rough PlayFilm
Ad Girl
★ 6.9
2013
The Russian NovelFilm
You-mi
★ 5.3
2013
BasketballTV
Woman with glasses • 18 episodes
★ 1.0
2012
Grape CandyFilm
Young Sun-joo
★ 4.5
2012
Ugly CakeTV
Choi So-hyun • 3 episodes
2010
Running ManTV
Self • 1 episodes
★ 8.2
2010
The Yellow SeaFilm
Tae-won's Daughter
★ 7.4
2010
God's QuizTV
Yeong Jeong-mi • 12 episodes
★ 5.7
2010
Future BoyTV
Seo Yeon-du • 1 episodes
★ 5.0
2009
You Hee-yeol's SketchbookTV
Self • 1 episodes
★ 6.3
2009
Assorted GemsTV
Extra • 1 episodes
★ 1.0