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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.

Blue
as Yoomi

As You Stood By
as Jo Hui-su

Mr. Plankton
as Jo Jae-mi

No Heaven, But Love.
as Ye-ji

New Normal
as Hyun-su

Strong Girl Nam-soon
as Gang Nam-soon

Connect

Mental Coach Jegal
as Cha Ga-eul

If You Wish Upon Me
as New volunteer

Re-BORN

All of Us Are Dead
as Lee Na-yeon

Today’s Superpower
as Ji-woo

Squid Game
as Ji-yeong / Player 240

SNL Korea
as Self - Host

Hostage: Missing Celebrity
as Ban So-yeon

Young Adult Matters
as Se-jin

365: Repeat the Year
as Kim Se Rin

My Holo Love
as Ji Hye

Everyone Is There
as Lee Gyu-Jin

Doctor John
as Na Kyung Ah

Scent of a Ghost
as Student

Touch Your Heart
as Seung-hee

Just Dance
as Kim Do-Yeon
Never Ever Rush
as Ha-na

Park Hwa-young
as Se-jin

The Whispering
as Byun Ji-eun

It's Okay to Be Sensitive
as Ye Ji

Afternoon in a Small City
as Shin Na Ra

Something Between Us, Comic Book Café
as Yoomi

Welcome to Waikiki
as Ji-Young

The Heartbeat Operator
as Hye Eun

20th Century Boy and Girl
as Mi-Dal

Happy Talk
as Ahn Na-oh

Superpower Girl
as Ju-ri

Will You Be There
as Yeon-ah's Staff

Like a French Film
as Su-bin

The Avian Kind
as Girl

Rough Play
as Ad Girl

Hwayi: A Monster Boy
as Yoo-kyung's Friend 1

The Russian Novel
as You-mi

The Yellow Sea
as Tae-won's Daughter

Running Man

You Hee-yeol's Sketchbook
as Self
Nightmare
as Jang Kyu-Eun