Kim Jong-tae

as Lee Sang-jae

as Kang Woo-cheol

as Royal Investigation Officer

as Kim Han-su

as Seo Min-cheol

as Jong-Moon

as Kim Hyun-tak

as Im Hyeok-soo

as King Injo

as Han Su Bu

as Director Choi

as Jin Seon-mu

as Hyung-joo's stepfather

as Kang Pil-ho

as Quang

as Kang Pil-ho

as Gang Dong-ki

as 이성근

as Yoon PD

as Min-jae's Father

as President Jo Gyeong-sik

as Professor Oh

as Hyeong-Joo's stepfather

as Elder