Kang Ha-neul

Jin-seok

Mu-Yeol Kim

Yoo-seok, Choi Sung-wook

Moon Sung-Keun

Jin-seok Bu, Mr. Park

Yeong-hie Na

Jin-seok Mo, Madam Min

Myung-Ryul Nam

Professor Choi

Na-ra Lee

Professor Choi's Wife

Chan-Bi Jung

Girl

Go Choi

Yoo-seok (young)

Bae Sung-il

Mysterious Man 1

Lee Soon-won

Mysterious Man 2

Byeon Dong-jun

Mysterious Man 3

Kang Shin-gu

The Real Jin-seok Bu, Police Station Officer 4

Min-Yeong Ahn

The Real Jin-seok Mo

Jung Taek-Hyun

Yoo-seok (teen)

Chae-ik Park

Moving Worker

Hyeong-joon Kwon

Police Station Officer 1