as Homeroom Teacher

as Driver

as Seung-ji's Residence Nobleman

as Beauty Salon Boss

as Bartender

as Wolf

as Investigator

as Uncertain

as Assistant Yang

as Public Prosecutor

as Record Label Representative

as Detective Team Leader

as Detective

as Sato

as Herbal Shop Merchant

as Tik Taek-to

as Yong-pyo

as Himself

as Chef

as Police Officer

as Cryptologist