Monster

Kang Ji-hwan

Lee Kook-Chul / Kang Ki-Tan· 50 ep

Sung Yu-ri

Oh Soo-Yeon· 50 ep

Park Ki-woong

Do Gun-Woo· 50 ep

Claudia Kim

Yoo Sung-Ae· 50 ep

Zin Tae-hyun

Do Gwang-Woo· 50 ep

Lee Gi-kwang

Lee Kook-Chul / Kang Ki-Tan (young)· 50 ep

Lee Yul-eum

Oh Soo-Yeon (young)· 50 ep

Jung Bo-seok

Byun Il-Jae· 50 ep

Park Young-kyu

Do Choong· 50 ep

Cho Bo-ah

Do Shin-Young· 50 ep

Lee Duck-hwa

Hwang Jae-Man· 50 ep

Bae Jong-ok

Jang Man-Ok· 50 ep

Jung Woong-in

Moon Tae-Gwang· 50 ep

Kim Bo-yeon

Hwang Gwi-Ja· 50 ep

Kim Hye-eun

Hwang Ji-Soo· 50 ep

Kim Won-hae

Min Byung-Ho· 50 ep

Lee El

Ok Chae-Ryung· 50 ep

Kang Han-saem

· 50 ep

Kim Min-Seo

Aide· 50 ep

Cha Soon-hyeong

Liu· 50 ep

Carson Allen

Jessica· 1 ep

Joey Albright

John Rems· 1 ep