Cast & creator
Lee Kyu-sung
Best known for It's Okay to Not Be Okay, Gyeongseong Creature, When the Camellia Blooms
Also known as: 이규성, Lee Gyu-seong, 李圭成, Lee Kyu-seong, Лі Гю-сон
Movies
6
film credits
Series
15
television credits
Career
20
2018–2026 · acting roles
Credit score
7.3
average across scored titles
Signature credits
Known for
Across film & television
Filmography (21)
Showing 21 of 21 credits
Series
★ 8.5
It's Okay to Not Be Okay
Young Moon Sang-tae
2020
Series
★ 7.9
Gyeongseong Creature
Mori
2023
Series
★ 8.2
When the Camellia Blooms
Park Heung-sik
2019
Series
Between Steps
Eom Tae-ho
2026
Series
★ 7.8
Something in the Rain
Jun-hui's friend
2018
Series
★ 8.1
My Roommate Is a Gumiho
Mountain Spirit
2021
Series
★ 8.2
Touch Your Heart
Kim Pil-Gi
2019
Series
★ 6.6
Walking on Thin Ice
Hwang Dong-hyeon
2025
Series
★ 8.1
Youth of May
Jung Hye-geon
2021
Series
★ 7.3
The Art of Negotiation
2025
Series
★ 8.0
Why Her?
So Hyung-chil
2022
Series
★ 6.1
Joseon Attorney: A Morality
Dong Chi
2023
Series
★ 7.4
Cinderella at 2AM
Bang Jang-hee
2024
Movie
★ 7.6
On the Line
The Youngest
2021
Series
★ 5.6
Strange School Tales
Gi Chul-min
2020S
Series
Sketch
Ahn Kyung-tae
2018
Movie
★ 8.0
Swing Kids
Man-chul
2018
Movie
★ 6.8
Ground Zero
Jailer
2021
Movie
★ 5.6
Oh! My Gran
Lee
2020
Movie
★ 6.0
Not Out
Min-cheol
2021
Movie
우연과 인연
Director
2026