
Park Sung-hoon
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.
33 acting credits
Acting · 33

Running Man
2010

Squid Game
2021

KBS Drama Special
2010

You Quiz on the Block
2018

Movie Room
2018

The Glory
2022

Queen of Tears
2024

Six Flying Dragons
2015

Gonjiam: Haunted Asylum
2018

Blue Dragon Series Awards
2022

Jealousy Incarnate
2016

The Bequeathed
2024

Salon Drip
2023

The Kidnapping Day
2023

My Only One
2018

The Practical Guide to Love
2026

Distorted
2017

Into The Ring
2020

Not Others
2023

Joseon Exorcist
2021

Psychopath Diary
2019

High Society
2018

Black Knight
2017

Rich Man, Poor Woman
2018

Justice
2019

Woochi: The Demon Slayer
2009

Forbidden Dream
2019

Netflix Tudum 2025
2025

Night Fever
—

The Distributors
2022

Hail to Hell
2023

Hee-Soo
2021

The Son
2024