Cast of Inspector Koo

Meet the talented cast of Inspector Koo. From main characters to supporting roles, discover the actors who bring this show to life.

Starring: Lee Young-ae as Koo Kyung-yi, Kim Hye-jun as Song Yi-kyung / "K", Kim Hae-sook as Director Yong, Kwak Sun-young as Na Je-hui, Baek Sung-chul as Santa, Cho Hyun-chul as Oh Gyeong-su, Lee Hong-nae as An Geon-uk