Kim Hyun-joong

as Cha Eun-tae (4 episodes)

as Moon Joon-Woo (12 episodes)

as Shin Jung-tae (24 episodes)

as himself

as Baek Seung-jo (16 episodes)

as Self (1 episode)

as Yoon Ji-hoo (25 episodes)

as Self (2 episodes)

as Self (55 episodes)

as Self (2 episodes)

as Self (18 episodes)

as Self (6 episodes)