Untouchable tells the story of two brothers who find themselves confronting each other in a war to become the head of their powerful family. The younger brother seeks to uncover the truth behind his wife’s death, notwithstanding his evil older brother’s opposition to his actions that could reveal a family secret.


General Information

  • Status: COMPLETED
  • Drama Title: Untouchable
  • Other Titles: N/A
  • Genre: Melodrama, Revenge Drama
  • Director: Jo Nam-kook
  • Writer: Choi Jin-won
  • No. of Episodes: 16
  • Broadcast Period: November 24 – January 13, 2018
  • Time Slot: 23:00 Korean Standard Time, Sat & Fri
  • Runtime: 60 minutes
  • TV Network: JTBC (cable)
  • Production Company(s): Drama House, Kim Jong-hak Productions
  • Preceded by: The Package
  • Followed by: Bad Guys 2

Main Cast & Characters

Untouchable Main Cast

Jin Goo as Jang Joon-seo, the second son of the influential Jang family that has ruled the city of Bukcheon for three generations. He’s been favored by his father to become the heir but he disobeys him by becoming a police officer instead of engaging in the family business. He ends up fighting against his older brother while investigating a case that killed his wife.

Kim Sung-kyun as Jang Ki-seo, the first son of the Jang family. Although the first-born son, he has always lived in Jang Joon-seo’s shadows. He has become a corrupt man like his father in an effort to lead his family and opposes Joon-seo’s actions that could uncover a family secret and undermine their family’s authority.

Jung Eun-ji as Seo Yi-ra, a prosecutor assigned to the Jang family’s corruptions. She’s determined to do her job and dreams of success in her career.

Go Jun-hee as Go Ja-kyung, an intelligent and ambitious daughter of a former president who does not acknowledge her talents. She lives a boring life and wants to make things more interesting.

Supporting Cast & Characters

(to be updated)


All values are expressed in percentage.
Episode No.Broadcast DateNielsen (Nationwide)Nielsen (Seoul)TNMS (Nationwide)
1November 24, 20172.2912.3
2November 25, 20173.3243.3242.8
3December 1, 20172.3142.1
4December 2, 20173.3574.2693.0
5December 8, 20172.4002.7261.9
6December 9, 20173.9824.2933.0
7December 15, 20172.5642.7421.7
8December 16, 20173.3733.5193.1
9December 22, 20173.0433.2642.3
10December 23, 20172.7852.7591.9
11January 5, 20182.4412.2
12January 6, 20182.6072.5013.1
13January 12, 20182.1851.9
14January 13, 20182.7902.6
15January 19, 20182.2262.1
16January 20, 20183.2882.8

Official Posters

Original Soundtrack

(to be updated)

News & Developments