Lee Hye-young

as Hornclaw

as Oh Deul-hee (6 episodes)

as Hong Sa-gang (12 episodes)

as Wonju

as Go Young-hee (8 episodes)

as Ms. Kim

as Junhee

as Lee So-jung

as Ki Mo-ran (14 episodes)

as Catherine

as Sangok

as Yogurt Delivery Mom

as Cha Moon-Sook (16 episodes)

as Kang Young-shin / Cha Young-shin (16 episodes)

as Self (1 episode)

as Kang Hee-soo (25 episodes)

as Lee Hye-rin

as Jang Bong-sil (28 episodes)

as Oh Deul-Hee (16 episodes)

as Tae-woong's mother

as Kyeong-seon

as Dr. Ha-young

as Devil