Lee Min-woong

as Bar Granada Manager

as Accident researcher

as Unit member

as Management Director

as Korean Embassy Employee 1

as Dr. Kang's Assistant (uncredited)

as Loveholic Assistant Director

as Apprentice (uncredited)

as Detective Agency 3

as Min-gu

as Tae-jun

as Waiter

as Sang-gu's father

as Ryu Jun-gil