الليلة الأولى مع الدوق

서현

Cha Seon-chaek / K

옥택연

Prince Kyungsung / Lee Beon

권한솔

Cho Eun-ae

서범준

Jeong Su-gyeom

지혜원

Do Hwa-seon

Lee Tae-seon

Prince Seonghyeon

서현철

Cha Ho-yeol

윤유선

Yoon Deok-jeong

이상운

Cha Jang-ho

김신비

Cha Du-ho

윤정훈

Cha Se-ho

송영재

Lee Beon's Head Servant

주석태

King Seoljong

남기애

King's Mother

정희태

Do Bae-myeong

정호빈

Jeong Moon-seok