Jang Hang-seon

Nam Heung-Sik

Hak-soo's Father

Deok-soo

Monk Do-am

Cheon Il-man

Kang Kwan Jang

Park Chang-ha

Office Manager

Heukgae

Professor No

Sim Pyeong-seop

Mister

Cheo-sun

Yuk Chul-gu

이정민

Jang Kil-bog

Woo Ji-Sup

Kong Jang-Geun

Supervisor Kim

Jun-ho's Father (voice)

Detective Heo

Ha Deok-ho

Middle-aged Man

Jang Chil-sam

Yi Soo

Detective Oh