Min Kim

as Boss Kim (12 episodes)

as Hae-gwang (8 episodes)

as Yoo Seon-gyu (2 episodes)

as Pasin Kradek (16 episodes)

as Ricky's Subordinate

as KTX

as Donny Kong

as KTX

as Young Monk (1 episode)

as Boxer #1

as Song Insurgent (1 episode)

as Junior Guardian (1 episode)

as Winston Youn (250 episodes)