Hong Jong-hyun

as Cha Min-wook (12 episodes)

as Moon Do-hyeok (5 episodes)

as Kim Min-jun (6 episodes)

as The Executor (1 episode)

as Ryu Jae-min (12 episodes)

as Choi Sun-woo (12 episodes)

as Ma Wang-Joon (40 episodes)

as Ho-min

as Han Tae-Joo (108 episodes)

as Shin Hyung-Min (12 episodes)

as Hong Jong-hyun (1 episode)

as Self (1 episode)

as Wang Rin (40 episodes)

as Self (1 episode)

as Himself (4 episodes)

as Wang Yo (3rd Prince) (20 episodes)

as MC

as Hwan

as Han Chul-soo

as Gu Ji-sub (24 episodes)

as Oh Tae-soo

as Oh Tae Soo (10 episodes)

as Detective