Sunwoo Jae-duk

Kim Dae-sik

Kim Dae-sik

Shin Soo-geun

Han Jin-tae, a neurosurgeon at Haedeul Hospital.

Kang In-gyu :60 years old, representative of In-ha Fashion and Kang Seong-wook's father.

Han Min-joon, Han Bi-soo's father

Kwon Hyuk-sang

The King of Joseon, Ah-eum's father, the first host body of the Imoogi. He made a deal with the Imoogi to possess him in exchange for Ah-eum escaping her fate as the Imoogi's sacrifice (Ep. 8).

Hwang Byung-rae

Jang Sung-man (60): second son of Jang Kook-hwan

Lee Jang-jin

Kim Kyung-soo

Park Beom-jin

Hwang Sun-ho

Hong Yoon-shik (father)

Lord Heo Young-jae

Kang Geun-wook/Takehiko Sano, Kang Tae-joon's wealthy father. He is cold to his son on the outside, but actually cares for him very much.

Yoon Hak-soo

Yang Soo-chul

King Munjong

Lee Sun-ki

Go Man-chul, Ma Sang-tae's junior from his home town

Yoon Ki-kyun, So-hwa's father

Managing director Seo

The King