Secretly, Greatly
Three elite North Korean sleeper agents live under cover for so long that they believe their cover stories are their real identities. They are shocked when they are ordered to kill one another or face death at the hands of an elite hit team.
Cast
Kim Soo-hyun
Won Ryu-hwan / Bang Dong-gu
Park Ki-woong
Lee Hae-rang
Lee Hyun-woo
Lee Hae-jin
Son Hyun-joo
Kim Tae-won
Ko Chang-seok
Seo Sang-gu
Kim Sung-kyun
Seo Soo-hyuk
Shin Jung-keun
Mr. Park
Hong Kyung-in
Jo Doo-seok
Lee Chae-young
Ran
Park Eun-bin
Yoon Yoo-ran
