Hyun Woo

as Lee Kang-Se (120 episodes)

as Woo-jae

as Self (1 episode)

as Lee Chang (18 episodes)

as Min Cheol (10 episodes)

as Yoo Seung-jae (16 episodes)

as Kim Seon-jae (10 episodes)

as Ma Sung-Tae (12 episodes)

as Crown Prince

as Kim Bum-Woo (56 episodes)

as Self (1 episode)

as Kang Tae-Yang (54 episodes)

as King Gyungjong (24 episodes)

as Joo Gang-Min (12 episodes)

as Han Woo (2 episodes)

as Oh Ji Ram (12 episodes)

as Vampire

as Yeom Chi-woong (119 episodes)

as young Cha Do-hyeok (20 episodes)

as Kim Young-soo

as Kang Chul-soo (133 episodes)