100 Days My Prince

Doh Kyung-soo

Crown Prince Lee Yool / Won-deuk

Nam Ji-hyun

Hong-sim / Yoon Yi-seo

Cho Seong-ha

Kim Cha-eon

Cho Han-cheul

King

Oh Yeon-ah

Queen Park

Ji Min-hyuk

Prince Seo-won

Kim Seon-ho

Jung Je-yoon

Jung Hae-kyun

Hong-sim's Stepfather

Han So-hee

Kim So-hye

Heo Jung-min

Kim Soo-Ji

Kim Jae-young

Moo-yeon

Jo Hyun-sik

Eunuch Yang

Ahn Suk-hwan

Lord Park Sun-do

Kim Ki-doo

Goo-dol

Lee Min-ji

Kkeut-Nyeo

Lee Jun-hyeok

Park Bok-eun

Jung Ji-hoon

Young Lee Yool

Heo Jung-eun

Young Hong-sim / Yoon Yi-seo

Jeong Joon-won

Young Yoon Seok-ha

Do Ji-han

Dong-joo