
Lee You-mi
Acting
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.
Known For

2010
Running Man
2010 · tv

2021
Squid Game
2021 · tv

2009
You Hee-yeol's Sketchbook
2009 · tv

2022
All of Us Are Dead
2022 · tv

2021
SNL Korea
2021 · tv

2018
Welcome to Waikiki
2018 · tv

2023
Strong Girl Nam-soon
2023 · tv

2024
Mr. Plankton
2024 · tv

2019
Touch Your Heart
2019 · tv

2019
Doctor John
2019 · tv

2025
As You Stood By
2025 · tv

2017
20th Century Boy and Girl
2017 · tv

2020
365: Repeat the Year
2020 · tv

2020
My Holo Love
2020 · tv

2022
Connect
2022 · tv

2022
If You Wish Upon Me
2022 · tv

2010
The Yellow Sea
2010 · movie

2022
Mental Coach Jegal
2022 · tv

2020
Everyone Is There
2020 · movie

2018
Just Dance
2018 · tv

2018
It's Okay to Be Sensitive
2018 · tv

2013
Hwayi: A Monster Boy
2013 · movie

2023
New Normal
2023 · movie

2019
Scent of a Ghost
2019 · movie

2021
Young Adult Matters
2021 · movie

2021
Hostage: Missing Celebrity
2021 · movie

2016
Will You Be There
2016 · movie

2013
Rough Play
2013 · movie

2018
The Whispering
2018 · movie

2018
Park Hwa-young
2018 · movie