Lee Chang-hoon

as Ko Pil-dong (12 episodes)

as Ryu Jae-hwi (6 episodes)

as Manager Kwon

as Police officer (1 episode)

as Han Byeong-su (16 episodes)

as Oh Jae-Yun (12 episodes)

as [Writer] (1 episode)

as Writer

as Lee Tae-soo (16 episodes)

as Bae Myeong-soo (16 episodes)

as Yang Yoon-sik

as Popular Teacher in a Private Institute

as Prosecutor Pyo

as Full-time Employee

as Dong-woo

as Veterinarian

as Assistant Director