Park Kyung-hye

as Lee Min-yong

as Jung-sook

as Lee Hui Jae [Lee Hee-su's sister] (10 episodes)

as Kyoung-ae

as Gambling Group

as Jung-ja (2 episodes)

as Soon-ok

as Sa-wol

as Son Sae-byeol (16 episodes)

as NIS Employee (1 episode)

as Cassandra / Yoon Ye-Seul (16 episodes)

as Dok-sun

as Kim Yu-mi (16 episodes)

as Myung-sun

as Cha Ji-won

as Clerk Park Ji-eun

as Choi Soo-kyeong (16 episodes)

as Self (4 episodes)

as Nurse

as Nurse Kim

as Radiologist

as Kim Ha-Na (16 episodes)

as Mi-jo