South Korean actor Wi Ha-joon has become one of the most admired stars in the K-drama world. Known for his intense acting, charming screen presence, and ability to play both heroic and mysterious characters, he has built a strong fan base around the world. Many international viewers first discovered him through the global Netflix phenomenon Squid Game, but his career includes several impressive dramas across different genres including romance, crime thrillers, historical dramas, and action series.
In 2026, Wi Ha-joon returned with the highly anticipated romantic thriller Siren’s Kiss, which quickly became one of the most talked-about K-dramas among fans. If you loved him in this new series, here is a complete list of some of the most popular dramas starring Wi Ha-joon.
Siren’s Kiss (2026)
Role: Cha Woo-seok
Siren’s Kiss is a romantic mystery thriller that follows an elite investigator who begins investigating a series of suspicious deaths connected to a mysterious woman. As he gets closer to uncovering the truth, he finds himself emotionally entangled in a dangerous relationship that blurs the line between love and suspicion.
Wi Ha-joon delivers a captivating performance as a determined investigator who must balance logic and emotions while navigating a complex web of secrets.
The Midnight Romance in Hagwon (2024)
Role: Lee Joon-ho
In the emotional drama The Midnight Romance in Hagwon, Wi Ha-joon plays a former student who returns to his old academy as a teacher. There he reunites with his former mentor, leading to a mature and heartfelt romance. The drama explores the pressures of South Korea’s education system while also telling a touching love story between two people reconnecting after many years.
Gyeongseong Creature (2023–2024)
Role: Kwon Jun-taek
Set in 1945 during the final years of Japanese colonial rule in Korea, Gyeongseong Creature blends historical drama, mystery, and supernatural horror. Wi Ha-joon plays Kwon Jun-taek, a wealthy and loyal friend who becomes involved in uncovering dark secrets connected to terrifying experiments. His character adds emotional depth and moral courage to the story.
The Worst of Evil (2023)
In the gritty crime drama The Worst of Evil, Wi Ha-joon takes on the challenging role of a powerful and charismatic crime boss leading a massive drug cartel operating across Asia. His performance as a complex antagonist received widespread praise for showing both the ruthless and human sides of the character.
Little Women (2022)
The mystery thriller Little Women follows three sisters who become involved in a dangerous conspiracy connected to a powerful political family. Wi Ha-joon plays Choi Do-il, a mysterious financial expert who helps the main character uncover hidden truths. His calm and intelligent character quickly became a fan favorite.
Bad and Crazy (2021–2022)
Bad and Crazy is an action-packed crime drama about a corrupt police officer whose life changes when a mysterious vigilante known as “K” appears. Wi Ha-joon’s energetic and unpredictable performance added humor, action, and emotional depth to the show.
Squid Game (2021)
Wi Ha-joon gained worldwide recognition through the global hit Squid Game. In the series, he plays a determined police officer who secretly infiltrates the deadly survival competition to find his missing brother. His storyline became one of the most memorable parts of the show and introduced him to international audiences.
Early Career Dramas
Before becoming a global star, Wi Ha-joon appeared in several popular dramas that helped establish his career:
- 18 Again
- Romance Is a Bonus Book
- Something in the Rain
- My Golden Life
These roles allowed him to gain acting experience and slowly build his reputation in the Korean entertainment industry.
From intense crime thrillers to heartfelt romantic dramas, Wi Ha-joon continues to prove his versatility as an actor. His ability to portray both charming heroes and dangerous villains makes him one of the most exciting performers in modern K-dramas.
With the growing popularity of Siren’s Kiss, fans are eagerly waiting to see what kind of powerful roles he will take on next.
