Insider

Don't work, don't get caught.

When a judicial apprentice goes behind bars while on an undercover job, he plays the hand he’s dealt to survive prison and get his payback.

Action & Adventure Drama

Kang Ha-neul

Lee You-young

Heo Sung-tae

(Yoon Byung-wook)

Kim Sang-ho

(Mok Jin-hyung)

Kang Young-suk

Park Seong-geun

(Hong Sang-wook)

Kang Shin-hyo

(Hong Jae-seon)

Jeong Man-sik

Kim Si-eun

Sung Ji-ru

Cha Yeob

Yoon Byung-hee

Lee Dong-won

([Seongju Prison inmate #1321])

Moon Sung-keun

(Do Won Bong [Seongju Prison inmate])

Heo Dong-won

(Yang Jun ['Skin Nation' chairman])

Choi Dae-hoon

(No Seung Hwan / Nam Dae Moon [Seongju Prison inmate])

Han Jae-yeong

(Jo Hae Do [Bukyeongpa gang])

Kim Ji-na

(Jin Soo Min [Director / 'Skin Nation' accountant])

Oh Tae-kyung

(Woo Sang Ki [Goldman Casino's accountant / Min Ho's father])

Choi Moo-seong

(Song Doo Cheol [Bukyeongpa gang])

Han Kyu-won

(Eom Ik Soo [Bukyeongpa gang])

Jo Hee-bong

(Ryu Tae Hoon [Seongju Prison inmate])

Lee Ha-yul

(Kim Woo Jae [Prosecutor])

Kim Min-seung

(Woo Min Ho [Sang Ki's son])

Yoo Ha-bok

(Kim Jung Gyu [Prosecutor])

Kim Byung-cheol

([Sinseondong elder])

Seo Myung-chan

([Sinseondong elder])

Lee Yang-hee

([Sinseondong elder])

Jeong Hwee Wook

(Kwon Dae Il [Police])

Moon Jong-won

(Kim Sung Bum [Seongju Prison staff])

Park Joong-geun

(Park [Seongju Prison guard])

Kim Kyu-baek

([Seongju Prison inmate #1369])

Hwang Dae-woong

([Seongju Prison inmate #8934])

Kim Wang Do

([Seongju Prison inmate #7721])