About
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
Running ManSeries • 2010
Squid GameSeries • 2021
All of Us Are DeadSeries • 2022
VoiceSeries • 2017
Touch Your HeartSeries • 2019
Welcome to WaikikiSeries • 2018
Strong Girl Nam-soonSeries • 2023
Mr. PlanktonSeries • 2024
Doctor JohnSeries • 2019
ConnectSeries • 2022
If You Wish Upon MeSeries • 2022
As You Stood BySeries • 2025
My Holo LoveSeries • 2020
365: Repeat the YearSeries • 2020
The Yellow SeaMovie • 2010
Hwayi: A Monster BoyMovie • 2013
Young Adult MattersMovie • 2021
Everyone Is ThereMovie • 2020
The WhisperingMovie • 2018
Will You Be ThereMovie • 2016
Hostage: Missing CelebrityMovie • 2021
Rough PlayMovie • 2013
Re-BORNMovie • 2022