King of Prison

Lee Seol-gu

as

Beom-teol

Moon Yong-il

as

Gae-teol

Kang In-sung

as

Death-row crim...

Lee Hyun-woong

as

Wal-wal

Cho Myeong-yeon

as

Beol-goo

Yoo Sang-jae

as

Jeong Tae-soo

Lee Si-hoo

as

Newcomer

Min Kim

as

KTX

Park Joon-Soo

as

Jip-ge / Gae-t...

Kwon Oh-yoon

as

Gae-teol's Cel...

Oh Hyeon-soo

as

Gae-teol's Cel...