YESASIA: Gap Dong (DVD) (Ep. 1-20) (End) (Multi-audio) (English Subtitled) (tvN TV Drama) (Singapore Version) DVD - Yoon Sang Hyun, Kim Min Jung, U Media Group (US) - Korea TV Series &
Gap Dong Episode 19 - MyDramaList
Gap Dong: Season 1 (2014) — The Movie Database (TMDB)
Gap Dong - A CreepCap (covering ep 1,2&3)
Gabdong: The Serial Killer - AsianWiki
The Certified Noonas - Certified Spoilers: Gap Dong