Actor Kang Ha-neul will appear as a psychiatrist in the upcoming medical drama "Mind Doctor," set to premiere in the first half of next year, its broadcaster said Monday. In the series, Kang portrays Si-chan, a cold genius surgeon, who transitions into psychiatry after his brother's death, according to MBC. It marks the actor's first appearance in a medical drama since his debut. The cast also includes Kim Hye-jun, Huh Joon-ho and Kim Sun-young.