Kang Ji-hwan

as Han Jung-Rok (16 episodes)

as Baek Jin-Sang (32 episodes)

as Self (18 episodes)

as Cheon Jae-In (16 episodes)

as Lee Kook-Chul / Kang Ki-Tan (50 episodes)

as John

as Kim Ji-hyuk (16 episodes)

as Lee Cha-don (24 episodes)

as Cha Cheol-soo

as Hyun Ki-joon (16 episodes)

as Lee Jin-soo (18 episodes)

as Kang Tae-poong

as Lee Jae-joon

as Jang Soo-ta

as Sunwoo Wan (16 episodes)

as Gye-sang

as Hyun Ji-suk (16 episodes)

as Na In Jae (22 episodes)

as Goo Jae-hee (1 episode)

as Jung-gyoo (20 episodes)

as Suh In-Woo (19 episodes)