
Gwacheon, Gyeonggi, South Korea
Park Sung-hoon (born February 18, 1985), is a South Korean actor. He started his acting career with a small role in the film A Frozen Flower (2008). He became known through the plays Rooftop Room Cat, The History Boys, and Model Students. Park began to attract attention with supporting roles in SBS' Three Days (2014), Six Flying Dragons (2015–2016) and Don't Dare to Dream (2016). It was through the film Gonjiam: Haunted Asylum (2018) and KBS 2TV's My Only One (2018–2019) that he garnered more popularity. He stepped up as a leading role in the KBS2 Wednesday-Thursday drama series Memorials. Park is better known in recent years for his villainous roles in the dramas The Glory (2022–2023) and Queen of Tears (2024), as well as playing the transgender ex-soldier Cho Hyun-ju in season 2 (2024) and season 3 (2025) of Netflix drama Squid Game.
as Self

2010

as Cho Hyun-ju / Player 120
2021

as Self
2018

as Go Tae-hoon
2010

as Jeon Jae-jun
2022

as Self
2018

as Yoon Eun-sung
2024

as Sung-hoon
2018

as Gil Yoo
2015

as Self
2023

as Song Tae-seob
2026

as Self
2022
as Myung-ho
2023
as Self
1 ep.

1 episodes

as Cho Hyun-ju / Player 120
13 episodes

as Self
1 episodes

as Go Tae-hoon
1 episodes

as Jeon Jae-jun
16 episodes

as Self
1 episodes

as Yoon Eun-sung
16 episodes

as Gil Yoo
62 episodes

as Self
1 episodes

as Song Tae-seob
12 episodes

as Self
1 episodes

as Secretary Cha
24 episodes

as Seo In Woo
16 episodes

as Yang Jae-seok
2 episodes

as Jang Go-Rae
106 episodes

as Park Sang-yoon
12 episodes

as Na Sung-Sik
32 episodes

as Park Gon
20 episodes

as Eun Jae-won
12 episodes

as Cha Do-Jin
16 episodes

as Prince Yangnyeong
2 episodes

as Seo Gong-myung
32 episodes

as Tak Soo-Ho
32 episodes