The Guest: Reparto
Kim Dong-wook
Yoon Hwa-Pyung
Kim Jae-uck
Choi Yoon / Matthew
Jung Eun-chae
Kang Kil-Young
Lee Won-jong
Yook Gwang
Park Ho-san
Detective Ko
Ahn Nae-sang
Priest Yang
Kim Hye-eun
Park Hong-Joo
Lee Hae-yeong
Kil-Young's senior detective
Nam Moon-chul
Yoon's Instructor Priest
Park Hyo-ju
Kil-Young's mother
Yoo Seung-mok
Hwa-Pyung's father
Jeon Moo-song
Hwa-Pyung's grandfather
Lee Yong-nyeo
psychic medium
Jeon Bae-soo
Kim Young-Soo
Kim See-eun
Kim Ryoon-Hee
Heo Yool
Jung Seo-Yoon
Lee Joo-sil
Seo-Yoon's grandmother
Yun Jong-seok
Priest Choi