
Park Sung-hoon is a prominent figure in the K-drama landscape, acclaimed for his diverse range of roles across various genres. His remarkable journey began with his acting debut in the 2008 historical drama A Frozen Flower. Like many actors in the industry, he initially took on supporting roles before evolving into a leading character in some of the most popular K-dramas to date. From the romantic nuances in Queen of Tears to the gripping narratives of thrillers like The Glory, Park Sung-hoon has consistently captivated audiences with his depth and versatility.
Before his rise to fame in television and film, Park Sung-hoon honed his craft as a stage actor. His breakthrough came with a supporting character in the historical drama The Moon Embracing the Sun. While his accolades stem primarily from film projects, his impact on the K-drama scene is undeniable, illustrated through his complex characters in productions ranging from the global sensation Squid Game to the beloved series My Only One.
10.Psychopath Diary
Character: Seo In-woo
Psychopath Diary, featuring Yoon Shi-yoon and Shim Bo-kyung, delves into a chilling narrative driven by a series of murders. The plot centers on Dong-sik, a meek office worker who discovers a sinister diary detailing murder victims. An accident leads him to believe he is a killer, setting off a gripping chain of events. This K-drama masterfully intertwines themes of murder with engaging subplots.
In this series, Park Sung-hoon portrays the chilling antagonist Seo In-woo, a callous director at Daehan Securities with a dark secret. His incredible portrayal of a psychopath adds depth to the storyline, solidifying Psychopath Diary as one of his standout performances.
9.Don’t Dare To Dream (2016)
Character: Secretary Cha

The romantic comedy Don’t Dare to Dream showcases Gong Hyo-jin alongside Park Sung-hoon. The narrative follows Pyo Na-ri, who finds herself torn between two love interests, ultimately falling for the wealthy Go Jung-won. This love triangle serves as an engaging backdrop, albeit with its imperfections. Nonetheless, the series captures the charm of romance, largely thanks to Gong Hyo-jin’s magnetic presence.
Park Sung-hoon steps into the role of Secretary Cha, offering a refreshing contrast to his more villainous characters. Though his screen time is limited, his compelling portrayal leaves a lasting impression.
8.Mad Dog (2017)
Character: Go Jin-cheol
Mad Dog features Yoo Ji-tae as Choi Kang-woo, a grieving father determined to uncover the truth behind a tragic airplane crash. The series effectively shines a light on a rarely explored issue in South Korea.
Park Sung-hoon portrays Go Jin-cheol, a minor yet impactful character involved in a murder subplot. Although he meets his demise early in the series, his performance contributes to the narrative’s overarching themes of morality and accountability.
7.My Only One (2018)
Character: Jung Go-rae

In My Only One, Park Sung-hoon takes on a supporting role, yet he leaves a significant mark in this compelling family drama. The series centers on Kim Do-ran, a young woman navigating her complicated relationships with her adoptive family and her recently released father, Kang Soo-il.
Park Sung-hoon’s portrayal of Jung Go-rae offers depth to the narrative, enhancing the show’s allure with his captivating performance that resonates with audiences.
6.Justice (2019)
Character: Tak Soo-ho

Justice tells the story of Lee Tae-kyung, a lawyer whose moral compass is reshaped when he takes on cases involving missing women. Park Sung-hoon portrays Tak Soo-ho, the corrupt vice-chairman of Jung Jin Group, whose ruthless ambition creates a compelling antagonist.
While the character fits the archetype of a typical villain, Park Sung-hoon’s nuanced performance elevates the narrative, making it one worth watching.
5.Six Flying Dragons (2015)
Character: Gil Yoo
This historical drama explores the turbulent political landscape of Yi Bang-won’s reign.Six Flying Dragons is lauded for its realistic portrayal of historical events and stellar acting.
In this series, Park Sung-hoon plays Gil Yoo, albeit in a supporting capacity. His ability to embody the character reflects his versatility as an actor and adds depth to the ensemble cast.
4.Memorials (2020)
Character: Seo Gyong-myung

Memorials, or Into the Ring, revolves around the contrasting yet complementary relationship between Seo Gyong-myung and Goo Se-ra, who navigates the complexities of local governance. The series is praised for its engaging political narrative and chemistry between the leads.
In this, Park Sung-hoon takes his first lead role as Seo Gyong-myung. His portrayal as the “Number One Handsome Man” of the office demonstrates his acting prowess, making this series a highlight in his career.
3.The Glory (2022)
Character: Jeon Jae-jeon
The Glory is a compelling revenge drama that explores the devastating effects of bullying. It follows Dong-eun’s intricate plan for retribution against her tormentors from high school.
Park Sung-hoon portrays Jeon Jae-jeon, one of the bullies. His adept portrayal of a layered antagonist contributes to the depth of the overall narrative, marking this series as one of his strongest performances to date.
2.Queen Of Tears (2024)
Character: Yoon Eun-seong
Breaking records since its release, Queen of Tears examines the tumultuous marriage between Hong Hae-in and Baek Hyun-woo amid captivating storylines and character dynamics.
Park Sung-hoon plays Yoon Eun-seong, Hae-in’s childhood friend. His return to her life injects complexity into the narrative, establishing Eun-seong as a formidable antagonist. Park Sung-hoon’s exceptional performance solidified Queen of Tears as one of the standout K-dramas of 2024.
1.Squid Game
Character: Cho Hyun-ju
Squid Game, Netflix’s phenomenon, presents a harrowing tale of 456 players ensnared in a life-or-death competition, brilliantly critiquing societal issues such as capitalism and human depravity.
Park Sung-hoon’s character, Cho Hyun-ju, is remarkable for being a transgender woman participating in the games. This role sparked debate regarding representation, yet Park delivered a poignant and authentic performance that resonated deeply with audiences. His work in Squid Game is widely regarded as the apex of his acting career.
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