1.아저씨 The Man from Nowhere (2010)
아저씨 is a South Korean action-thriller film starring Won Bin and written and directed by Lee Jeong-beom. It was Korea's highest grossing film in 2010, with 6,228,300 admissions and a revenue of 47.10 billion won.[2] The film was released in the United States and Canada on October 1, 2010. The film follows the story of a vengeful man who embarks on a murderous rampage when the only person who seems to understand him is taken from him.
2. 은밀하게, 위대하게 Secretly, Greatly (2013)
Secretly, Greatly (Hangul: 은밀하게 위대하게; RR: Eunmilhage Widaehage) is a 2013 South Korean action comedy-drama film starring Kim Soo-hyun, Park Ki-woong, and Lee Hyun-woo, who play North Korean spies who infiltrate South Korea as a village idiot, a rock musician, and a high school student, respectively. They assimilate to small town life while awaiting their orders, until one day, due to a sudden power shift in the North, their mission turns out to be an order to commit suicide.The film is based on the 2010 spy webtoon series Covertness by Hun, which has received over 40 million page hits.
3. 동창생 Commitment (2013)
Commitment (Hangul: 동창생; RR: Dong-chang-saeng; lit. "Alumnus" or "The Graduate") is a 2013 South Korean spy thriller film starring Choi Seunghyun (also known as T.O.P from the K-pop boyband Big Bang). He plays the teenage son of an ex-North Korean agent who is tasked to kill a North Korean assassin in South Korea in order to save his younger sister.
The film is about third generation Koreans since the division of the peninsula and the Korean War, historical events that the teenage characters did not directly experience that nevertheless change their lives and destinies.
4. 용의자 The Suspect (2013)
The Suspect (Hangul: 용의자; RR: Yonguija) is a 2013 South Korean spy-action thriller film starring Gong Yoo, and directed by Won Shin-yun.Dong-chul (Gong Yoo) is the best field agent in North Korea - until he is abandoned during a mission, his wife and daughter murdered. Hunted and on the run, torn between grief and vengeance, he takes a job as a night driver for the CEO of a powerful corporation. The chairman is brutally assassinated - but gives Dong-chul a pair of glasses before he dies.
5.풍산개 Poongsan (2011)
Poongsan (Hangul: 풍산개; RR: Pungsangae; MR: P‘ungsangae; lit. "Phungsan Dog") is a 2011 South Korean thriller film directed by Juhn Jai-hong, starring Yoon Kye-sang and Kim Gyu-ri.
Poongsan, whose real name is never revealed, is a mysterious messenger who crosses the demarcation line between the two Koreas, delivering letters and cherished heirlooms between separated families in Seoul and Pyongyang.
One day he is commissioned by South Korean government agents with the task of smuggling in In-ok, the beautiful lover of a high-ranking North Korean defector, into the South. Yet things take an unexpected turn when the deliveryman falls for the young woman, but their romance is put in jeopardy by the obstacles they encounter.
Part love story, part postwar tragedy, with a dose of comedy thrown in, the low-budget film Poongsan depicts the sad reality of the division between the two Koreas.
6.회사원 A Company Man (2012)
A Company Man (Hangul: 회사원; RR: Hoi-sa-won) is a 2012 South Korean action thriller film, starring So Ji-sub, Lee Mi-yeon, Kwak Do-won and Kim Dong-jun. It is about a hitman who find himself targeted by his ex-employers after he falls in love with a single mother and quits his job.
7. 국경의남쪽 Over the Border (2006)
Kim Sun-ho is a horn player in an orchestra in North Korea. As he belongs to a comparatively high class in his country, Sun-ho enjoys his life and has plans to marry his girlfriend Yon-hwa. One day, Sun-ho's family receives a letter from his grandfather in Seoul, whom they had thought was dead. They begin to exchange letters, but this puts their family in great danger so they decide to defect to the South. Sun-ho is devastated because he can't take Yon-hwa with him but he promises to take her to Seoul as soon as possible after arriving in the South. In Seoul, he tries to save money to help her escape from the North. But one day, Sun-ho hears that Yon-hwa has married another man. He becomes hopeless but later tries to find a way to adapt himself to life in the South.
8. 오직 그대만 Always (2011)
Always (Hangul: 오직 그대만; RR: Ohjik Geudaeman; MR: Ochik kŭtaeman; lit. Only You) is a South Korean film directed by Song Il-gon. Starring So Ji-sub and Han Hyo-joo in the lead roles, it is about a romance between an ex-boxer who has closed his heart to the world and a telemarketer who remains spirited despite slowly going blind.
With online tickets selling out a 2,000-seat outdoor movie theater in a record seven seconds,Always was the opening film of the 2011 Busan International Film Festival.
9.이중간첩 Double Agent (2003)
A North Korean diplomat defects to the South during the Dold War, but the South Koreans have their suspicions as to whether he is an actual defector or a double agent.
10.베를린 The Berlin File (2013)
The Berlin File (Hangul: 베를린; RR: Bereullin; lit. "Berlin") is a 2013 South Korean spy thriller written and directed by Ryoo Seung-wan. Ha Jung-woo stars as a North Korean agent in Berlin who is betrayed and cut loose when a weapons deal is exposed. Together with his wife, a translator at the North Korean embassy in Berlin played by Jeon Ji-hyun, they try to escape being purged, with Ryoo Seung-bum and Han Suk-kyu playing North and South Korean operatives on their trail.