Yoo Yong

as Auditor

as Prosecutor

as Wi Jong-u (Eps 11, 12)

as Architect

as Lawyer

as Ma Hee-Ja's lawyer

as Doctor

as [Reporter]

as Prosecutor

as Detective

as Fire and Explosion Investigator

as Sisters Killer

as Kim Si-hyung's Attorney

as YMSA Staff

as Thoracic Surgery Doctor

as dr. Choi Seung-hun

as Byung Jae's Landlord

as Musical director

as Min Woo's colleague