Bae Seong-il

as Prison warden (1 episode)

as Teacher (1 episode)

as Ha Wi-ji

as Attorney (1 episode)

as [Teacher] (1 episode)

as Park Sang-wook (2 episodes)

as Union member (2 episodes)

as Interviewer (1 episode)

as Oh Min-yeong's Father (1 episode)

as Patient (1 episode)

as Critic

as Teacher 1

as Young Seok (1 episode)

as Park Cheol-min (2 episodes)

as High school teacher (1 episode)

as Dong-seok's friend (1 episode)

as Mr. Baek's ex-employee (2 episodes)

as Detective (1 episode)

as Hiker (1 episode)

as Police chief (1 episode)

as Customer (1 episode)

as Detective Interviewing Jae Hoon (2 episodes)

as Detective (1 episode)

as Warehouse worker (2 episodes)

as Gang Han Guard manager (1 episode)