1 Musim
20 Episode
갑동이 - Season 1 Episode 4
- Tahun: 2014
- Negara: South Korea
- Aliran: Crime, Drama, Mystery
- Studio: tvN
- Kata kunci: detective, investigation, psychopath, murder, serial killer, mad dog
- Direktur:
- Pemeran: Jeong In-gi, Jo Min-jun, Yoon Sang-hyun, Kim Min-jung, Sung Dong-il, Lee Joon