Lee Jun-hyuk is a South Korean actor born on 13 March 1984 in Seoul, South Korea. He is about 181 cm tall and is with Ace Factory. He is best known as prosecutor Seo Dong-jae in the hit crime series Stranger, a role so popular that it later earned its own spin-off series, and as the warm lead of the romance hit Love Scout.

Early life

Lee Jun-hyuk first dreamed of directing, but he moved into acting and made his screen debut in the mid-2000s. Small roles slowly built his name.

Career and breakthrough

His breakthrough came with City Hunter (2011) and grew with the fantasy hit Along with the Gods film series, where he played Lieutenant Park Moo-sin. In 2017, Stranger made him a star: his Seo Dong-jae, a clever prosecutor who bends the rules to survive, became one of the most loved side characters in K-drama history.

Popular roles

Lee Jun-hyuk has shown great range. He was a cold villain in Designated Survivor: 60 Days, a rich and dangerous fan in Vigilante, and a kind robot-like assistant in Are You Human? In 2025, the office romance Love Scout, where he played the perfect single-dad secretary Yu Eun-ho, became a huge hit and showed his soft romantic side.

Recent work and why fans love them

Fans love Lee Jun-hyuk for his steady growth: he never rushed fame, and every role feels carefully chosen.