Lee You-mi

Actor

Born July 18, 1994 in Jeonju, North Jeolla, South Korea

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

Blue
Film, 2026
as Yoomi
As You Stood By
TV series, 2025
as Jo Hui-su
Mr. Plankton
TV series, 2024
as Jo Jae-mi
No Heaven, But Love.
Film, 2024
as Ye-ji
New Normal
Film, 2023
as Hyun-su
Strong Girl Nam-soon
TV series, 2023
as Gang Nam-soon
Connect
TV series, 2022
1 episode
Mental Coach Jegal
TV series, 2022
as Cha Ga-eul
If You Wish Upon Me
TV series, 2022
as New volunteer
Re-BORN
Film, 2022
All of Us Are Dead
TV series, 2022
as Lee Na-yeon
Today’s Superpower
Film, 2021
as Ji-woo
Squid Game
TV series, 2021
as Ji-yeong / Player 240
Hostage: Missing Celebrity
Film, 2021
as Ban So-yeon
Young Adult Matters
Film, 2021
as Se-jin
365: Repeat the Year
TV series, 2020
as Kim Se Rin
My Holo Love
TV series, 2020
as Ji Hye
Everyone Is There
Film, 2020
as Lee Gyu-Jin
Doctor John
TV series, 2019
as Na Kyung Ah
Scent of a Ghost
Film, 2019
as Student
Touch Your Heart
TV series, 2019
as Seung-hee
Just Dance
TV series, 2018
as Kim Do-yeon
Never Ever Rush
Film, 2018
as Ha-na
Park Hwa-young
Film, 2018
as Se-jin
The Whispering
Film, 2018
as Byun Ji-eun
It's Okay to Be Sensitive
TV series, 2018
as Ye Ji
Afternoon in a Small City
TV series, 2018
as Shin Na Ra
Something Between Us, Comic Book Café
TV series, 2018
as Yoomi
Welcome to Waikiki
TV series, 2018
as Ji-Young
The Heartbeat Operator
Film, 2017
as Hye Eun