Seo Jeong-gyu
Acting
Known For

Two North Korean soldiers are killed in the border area between North and South Korea, prompting an investigation by a neutral body. The sergeant is the shooter, but the lead investigator, a Swiss-Korean woman, receives differing accounts from the two sides.
Joint Security Area

Two apathetic police academy recruits who become best buddies through the tough training together witness a woman being abducted right before their very eyes. As they were taught in the academy, they quickly report the incident to the police, but the police are in no hurry to jump on the case. So the duo decide to take the matter into their own hands and rescue the woman.
Midnight Runners

A homicide detective joins forces with a prosecutor to avenged the murder of his half-brother. The aggressive detective and the by-the-book prosecutor must put aside their differences in order to find the killer.
Running Wild

A woman's past as a convict follows her everywhere and because of this she doesn't open up to others. But then she strikes up a friendship with a broken child who has suffered from domestic violence and decides to save the girl from the cruel world. A man who holds feelings for the woman, tries to protect her in his own way.
Miss Baek

After Gyeong-bae's son is kidnapped, he receives a call from the kidnapper asking for 100 million won. The detectives are teamed up for the case, yet the culprit gets away at every opportunity.
Voice of a Murderer

High School, flaunting sexuality is the norm. But teenage angst still reigns supreme among the school's outcasts, including the only virgin.
Dasepo Naughty Girls

An engaged interior designer sees two small girls on the subway train that die there. He sees them again in his apartment. A woman he meets can also see them. He talks to her about his forgotten childhood.