Cha In-pyo

Cha In-pyo

Kim Ah-ram

Jo Dal-hwan

Cho Dal-hwan

Jae-Ryong Song

Staff

Song Jae-ryong

Kang Do-cheol

Ji Seung-hyun

Ae-ra

Shin Ae-ra

Bok-soon

Shin Shin-ae

Seung-ryong

Ryu Seung-ryong

Policeman

Jo Han-joon

Mountain climber (uncredited)

Jo Sang-gu

Mountain Climber (uncredited)

Cho Sang-gu

Principal (uncredited)

Park Young-kyu

Gas Corporation staff

Kim Han-jong

Director Jang

Chang Hang-jun

Oh-joong

Kwon Oh-joong

Rescue team (uncredited)

Min Sung-wook

Staff

Song Duk-ho

Photographer

Yoon Byung-hee

Jung-eun

Choi Jeongeun

Survey Team

Kim Yool-ho

Investigation team

Jeong Hyeon-cheol