Wi Ha-joon has become one of South Korea’s most beloved actors, captivating audiences with his versatile performances across various genres. As of 2025, he has starred in numerous critically acclaimed dramas and movies. Let’s explore the top 10 Korean dramas and movies featuring Wi Ha-joon that have left a lasting impression on viewers worldwide.
1. Squid Game (2021-2024)
Wi Ha-joon’s breakthrough role came in the global phenomenon “Squid Game.” He played Hwang Jun-ho, a determined police officer who infiltrates the deadly game to find his missing brother. The series became Netflix’s most-watched show ever, with over 111 million households tuning in within its first 28 days of release. Wi’s performance as the resourceful and brave Jun-ho earned him international recognition and set the stage for his rising career.
2. The Midnight Romance in Hagwon (2024)
In this romantic drama, Wi Ha-joon takes on his first leading role in a romance series. He plays Lee Jun-ho, a former student who returns to his old academy (hagwon) as a lecturer and falls in love with his former teacher, Seo Hye-jin. The show offers a unique glimpse into South Korea’s competitive private education system, with over 24,000 hagwons in Seoul alone. Wi’s portrayal of the charming and conflicted Jun-ho showcases his growth as a romantic lead and his ability to convey complex emotions.
3. Little Women (2022)
This modern retelling of Louisa May Alcott’s classic novel features Wi Ha-joon as Choi Do-il, a mysterious man involved with the eldest of three sisters struggling with poverty. The drama gained popularity for its fresh take on the beloved story, set against the backdrop of contemporary South Korean society. Wi’s performance as the enigmatic Do-il added depth to the storyline and kept viewers guessing about his true motives until the very end.
4. Bad and Crazy (2021)
In this action-packed series, Wi Ha-joon plays K, a righteous and slightly unhinged character who teams up with a corrupt detective to fight injustice. The show blends comedy, action, and drama, allowing Wi to showcase his versatility as an actor. His portrayal of the unpredictable yet lovable K won the hearts of many viewers and demonstrated his ability to handle both intense action scenes and lighthearted moments with equal skill.
5. The Worst of Evil (2023)
Set in the 1990s, this crime thriller features Wi Ha-joon as Jung Gi-cheol, the charismatic leader of a criminal syndicate. The drama explores the dangerous world of drug trafficking between Korea, China, and Japan. Wi’s portrayal of the complex villain Gi-cheol, who balances a violent lifestyle with a softer side, showcases his range as an actor and his ability to bring depth to morally ambiguous characters.
6. Midnight (2021)
In this intense thriller, Wi Ha-joon takes on the role of Do-shik, a chilling serial killer hunting a deaf woman. The film keeps viewers on the edge of their seats with its cat-and-mouse chase through the streets of Seoul. Wi’s terrifying performance as the psychopathic Do-shik demonstrates his ability to fully immerse himself in darker, more sinister roles, proving his versatility as an actor.
7. Gonjiam: Haunted Asylum (2018)
This found-footage horror film features Wi Ha-joon as Ha-joon, part of a team of ghost hunters exploring an abandoned psychiatric hospital. The movie became a surprise hit, grossing over $20 million at the box office and receiving praise for its effective scares and performances. Wi’s portrayal of the skeptical yet increasingly terrified Ha-joon helped ground the film and make the horror feel more real and immediate.
8. Romance Is a Bonus Book (2019)
In this heartwarming romantic comedy, Wi Ha-joon plays Ji Seo-joon, a charming book designer who becomes involved in a love triangle. The drama offers a cozy look into the world of book publishing in South Korea. Wi’s performance as the kind and supportive Seo-joon showcases his ability to play likable characters and his chemistry with his co-stars, even in a supporting role.
9. Gyeongseong Creature (2023-2024)
This period monster thriller set in 1945 features Wi Ha-joon as Kwon Jun-taek, a wealthy businessman’s son involved in the Korean independence movement. The series blends historical drama with supernatural elements, creating a unique viewing experience. Although Wi’s character doesn’t feature heavily in the second season, his performance in the first season as the idealistic and brave Jun-taek left a strong impression on viewers.
10. 18 Again (2020)
Based on the American film “17 Again,” this fantasy romance drama sees Wi Ha-joon in a supporting role as Ye Ji-hoon. The series explores themes of family, second chances, and self-discovery. While Wi’s role is smaller compared to his later works, his portrayal of Ji-hoon adds charm and depth to the story, hinting at the leading man he would soon become.