Official website: http://www.kbs.co.kr/drama/hellomonster/
Casts
Seo In-guk
Lee Hyun
Jang Na-ra
Cha Ji-an
Park Bo-gum
Jung Sun-ho/Lee Min
Lee Chun-hee
Kang Eun-hyuk
Choi Won-young
Lee Joon-ho/Lee Joon-yeong
Im Ji-eun
Hyun Ji-soo
Min Sung-wook
Son Myung-woo
Kim Jae-young
Min Seung-Joo
Jun Kwang-ryul
Lee Joong-Min
Son Seung-won
Choi Eun-Bok
