Beginnings Sung Joon began his entertainment career as a model, but soon switched to acting and debuted in the drama
White Christmas in 2011. The same year he was cast in a supporting role in
Lie to Me. In 2012, he was cast in a leading role in the teen drama
Flower Band, where he played a free-spirited leader of a rock band. Sung Joon made his film debut with
Dangerously Excited.
Mainstream acting In 2013, Sung Joon was cast in a lead role in the romantic comedy drama
Can We Get Married? opposite
Jung So-min. The same year, he starred in his first historical drama,
Gu Family Book. Sung also starred in the horror film
Horror Stories 2 and in the high school thriller
Pluto. In 2014, he was cast in the third installment of
TvN's romantic comedy
I Need Romance 3 in which he portrayed the character of a care-free songwriter. Later that year he took on the role of a plastic surgeon for the drama
Discovery of Love. In 2015, Sung Joon was cast as the lead in mystery melodrama
High Society, playing a man who succeeds in spite of his poor family background. That same year, he also had a supporting role in
Hyde Jekyll, Me, a romantic comedy where he played a hypnosis specialist. In 2016, Sung Joon played the male lead in the romantic comedy drama
Madame Antoine: The Love Therapist alongside
Han Ye-seul. In 2017, Sung Joon starred in the mystery comedy,
Ms. Perfect alongside
Ko So-young, playing a lawyer. In 2021, Sung Joon joined the film
Ghost Mansion, making a comeback to the big screen four years after his discharge from military service. ==Personal life==