About Insider
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.
Full Cast of Insider
Choi Moo-sung
plays Song Doo Cheol [Bukyeongpa gang]
Jung Woong-in
plays [Chaebol man]
Heo Dong-won
plays Yang Jun ['Skin Nation' chairman]
So Yun-Ho
plays [Prosecutor]
Jang Jae-kwon
plays [Attorney]
Kwon Hyuk-soo
plays [Video conf. man]
Lee Chae-kyung
plays [Young Gook's wife]
Seo Myung-chan
plays [Sinseondong elder]
Heo Sung-tae
plays Yoon Byung-wook