Lee You-mi
Lee Yoo-mi (born July 18, 1994) 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), and Jo Jae-mi in Mr. Plankton (2024). 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.
Acting
TV
Squid Game
as Ji-yeong / Player 240
2021
TV
All of Us Are Dead
as Lee Na-yeon
2022
TV
My Holo Love
as Ji Hye
2020
Movie
The Yellow Sea
as Tae-won's Daughter
2010
TV
Touch Your Heart
as Seung-hee
2019
Movie
Hwayi: A Monster Boy
as Yoo-kyung's Friend 1
2013
TV
Running Man
2010
TV
365: Repeat the Year
as Kim Se Rin
2020
TV
Strong Girl Nam-soon
as Gang Nam-soon
2023
TV
Mr. Plankton
as Jo Jae-mi
2024
TV
Connect
2022
TV
Welcome to Waikiki
as Ji-Young
2018
TV
As You Stood By
as Jo Hui-su
2025
Movie
Will You Be There
as Yeon-ah's Staff
2016
TV
If You Wish Upon Me
as New volunteer
2022
TV
Doctor John
as Na Kyung Ah
2019
Movie
Everyone Is There
as Lee Gyu-Jin
2020
Movie
Hostage: Missing Celebrity
as Ban So-yeon
2021
Movie
Young Adult Matters
as Se-jin
2021
Movie
Re-BORN
2022
Movie
Rough Play
as Ad Girl
2013
Movie
The Whispering
as Byun Ji-eun
2018
TV
Mental Coach Jegal
as Cha Ga-eul
2022
Movie
New Normal
as Hyun-su
2023