as Park Sang-wook

as Union member

as Interviewer

as Patient

as Critic

as Teacher 1

as Young Seok

as Park Cheol-min

as High school teacher

as Dong-seok's friend

as Mr. Baek's ex-employee

as Detective

as Police chief

as Customer

as Detective Interviewing Jae Hoon

as [Detective]

as Warehouse worker

as Gang Han Guard manager

as Electrician

as [IC Investor]

as Waiter

as Questionable Man 1