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Gap Dong

2014 ★ 6.5 1 season 20 eps TV-MA

Crime

Drama

Mystery

20 years ago Moo-Yeom’s father was a suspect in the "Gap Dong” serial murder case. Because of the detectives’ oppressive investigation, Moo-Yeom’s father killed himself. Now, Moo-Yeom is a detective and works to capture the killer Gap Dong. The statue of limitations has expired for the serial murder case and Moo-Yeom resigns to the belief that Gap Dong is dead. New clues though for Gap Dong appears in front of Moo-Yeom and he sets out to catch him once and for all.

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Where to watch Gap Dong

Gap Dong is available to stream on Nabby via 6 verified sources, aggregated from publicly available embed providers. The crime has 1 season and 20 total episodes, rated 6.5/10 by 12 viewers.

Last verified: October 13, 2026 · Source: TMDB

Episodes 20 total across 1 season

20 episodes20143 watched

Apr 11, 2014★ 8.0

Mu-yeom who became a detective for his father, receives news like a nightmare.

Hearing something suspicious about the body of a murder case, Mu-yeom rushes to the crime scene.

It's reported that the first case is the act of Gabdong and there will be a second case of murder.

Mu-yeom is arrested as a criminal, and Yang suggests to compare the DNA of Gabdong and Mu-yeom.

Chief Yang meets Maria and thinks of a girl he met at the scene for a case from a while ago.

Mu-yeom suspects Tae-oh as Gabdong. Tae-oh lets out the story of his dead father to Maria.

The civilians blast anger and attack the police for failing at preventing the fourth case.

Mu-yeom kidnaps Ji-ul and tracks down Tae-oh, with the predicted date for a fifth case approaching.

After finding a corpse, Mu-yeom runs at Tae-oh, and Maria witnesses something shocking.

A phone call rings from the real Gabdong. Mu-yeom finally gets to know the true identity of Gabdong.

Gabdong is finally caught. Mu-yeom starts the interrogation and goes to get his shut mouth talking.

The plane the murder happened at, which Tae-oh was in, makes a flyback.

Tae-oh confesses his crimes, and Maria is shocked after finding out that Gabdong's probably dead.

After finishing the montage, Maria turns the young Gabdong montage into Gabdong of the present.

Mu-yeom and Tae-oh, neither one of them slows down and races to the end of the cliff.

Mu-yeom interrogates to prove Do-hyeok as Gabdong. He gets closer to the secret of the Murder case.

While searching Do-hyeok's house, Mu-yeom finds a suspicious picture frame of the Eiffel Tower.

Tae-oh starts a deal between Do-hyeok and Maria. Mu-yeom notices and makes the two Gabdong gather.

A gunshot rings at the pool Mu-yeom and Do-hyeok are at, and someone falls bleeding.

The trial of the two Gabdong finishes, with hard choices to make, the two fall into a great dilemma.

Frequently asked

How many seasons does Gap Dong have?

Gap Dong has 1 season with 20 episodes in total.

Is Gap Dong still on the air?

Gap Dong has ended and is no longer in production.

What network airs Gap Dong?

Gap Dong airs on tvN.

When did Gap Dong first air?

Gap Dong first aired on April 11, 2014.

Cast

Jung In-gi

Jung In-gi

Cha Do-hyeok

Jo Min-jun

Jo Min-jun

Lee Hyung-nyeon

Yoon Sang-hyun

Yoon Sang-hyun

Ha Moo Yum

Kim Min-joung

Kim Min-joung

Maria Oh

Sung Dong-il

Sung Dong-il

Yang Cheol-gon

Lee Joon

Lee Joon

Ryu Tae-oh

Kim Ji-won

Kim Ji-won

Ma Ji-wool

Kang Nam-gil

Kang Nam-gil

Han Sang-hoon

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