Lee Jae-wook

as Byeon Hyuk-joon (8 episodes)

as Do Ji-ui (12 episodes)

as Doctor (2 episodes)

as Baek Do-ha / Baek Do-young (12 episodes)

as Sim Hongrang (11 episodes)

as Self (13 episodes)

as Self (1 episode)

as Han Tae-oh (12 episodes)

as Jo Tae-sang (2 episodes)

as Self (1 episode)

as Self (1 episode)

as Young Cha Min-kyu

as Self (1 episode)

as Jang Uk (30 episodes)

as "Haroo" actor (2 episodes)

as Kim Su-cheol (4 episodes)

as Baek Kyung [Movie goer] (1 episode)

as Sun Woo-Joon (16 episodes)

as Self (2 episodes)

as Lee Jang-u (16 episodes)

as Baek Kyung (32 episodes)

as Lee Gae-tae

as Seol Ji-hwan (16 episodes)

as Marco Han (16 episodes)

as Self (1 episode)