Yoon Hyun-min

as Park Moo-hyuk (1 episode)

as Park Seong-jae (50 episodes)

as Jeong Jae-woo (50 episodes)

as Hyun-goo (segment "The Residents-Only Gym")

as Park Dae-seo

as Lee Su-hyeok (14 episodes)

as Self (12 episodes)

as Cha Min-Joon (16 episodes)

as Hwang Ji-Woo (32 episodes)

as 초보 발라더 (10 episodes)

as Ko Nan-do / Holo (12 episodes)

as Jung Yi-hyun (16 episodes)

as Yeo Jin-Wook (16 episodes)

as Kim Sun-Jae (16 episodes)

as Hyun Suk-Joo (14 episodes)

as Kang Chan Bin (51 episodes)

as Lee Joon-hee (16 episodes)

as Do Joon-ho (16 episodes)

as Yong Soo-cheol (16 episodes)

as Toyama Aoki (24 episodes)

as Kim Hyun-soo (20 episodes)

as Self (13 episodes)

as Sang Tae