Secret Royal Inspector & Joy

Taecyeon

Ra Yi-eon· 16 ep

Kim Hye-yoon

Kim Jo-yi· 16 ep

Lee Jae-kyoon

Park Tae-seo· 16 ep

Choi Tae-hwan

Park Do-soo· 16 ep

Jung Soon-won

Cha Mal-jong· 16 ep

Lee Sang-hee

Kwang-soon· 16 ep

Bae Jong-ok

Deok-bong· 16 ep

Min Jin-woong

Yook-Chil· 16 ep

Park Kang-seop

Goo-Pal· 16 ep

Han Eun-seong

Kang Jong-gil· 16 ep

Cha Hak-yeon

Choi Seung Yul· 16 ep

Park Ji-ye

Kkot Dan· 2 ep

Lee Ji-hae

Mae Hyang· 2 ep

Kwon Oh-kyung

[Royal scholar]· 2 ep

Shim So-yeon

Soo Ryeon's Mother· 1 ep