Insider (South Korean TV series)

Insider (Korean: 인사이더) is a 2022 South Korean television series starring Kang Ha-neul, Lee Yoo-young, and Heo Sung-tae. It aired on JTBC from June 8 to July 28, 2022, every Wednesday and Thursday at 22:30 (KST) for 16 episodes.^[9][10]

Insider
Promotional poster
Hangul	인사이더
Revised Romanization	Insaideo
Genre	Action[1] Suspense thriller[2]
Written by	Moon Man-se[3]
Directed by	Min Yeon-hong[3]
Starring	Kang Ha-neul Lee Yoo-young Heo Sung-tae
Music by	Kim Jun-seok (Movie Closer)[4] Jeong Se-rin (Movie Closer)[4]
Country of origin	South Korea
Original language	Korean
No. of episodes	16[5]
Production
Executive producer	Hwang Ra-kyung[6]
Producers	Min Hyun-il[6] Lee Seong-jin[6] Jo Jun-hyung[6]
Editor	Kim Na-young[6]
Production companies	Ace Factory[7] SLL[7]
Budget	₩14.46 billion[5][8]
Original release
Network	JTBC
Release	June 8 (2022-06-08) – July 28, 2022 (2022-07-28)

Synopsis

The series revolves around a judicial trainee whose life turns upside down when he goes on an undercover investigation, and ends up struggling to try to recover his normal life.^[1][2]

Cast

Main

• Kang Ha-neul as Kim Yo-han, a judicial trainee who lives with his grandmother alone. He goes to jail for an undercover investigation at the suggestion of senior prosecutors.^[1][11]
• Lee Yoo-young as Oh Soo-yeon, a successful businesswoman who made a great fortune through her connections.^[1]
  • Um Chae-young as young Oh Soo-yeon^[12]
• Heo Sung-tae as Yoon Byung-wook, the chief prosecutor of the 2nd Division of Financial Tax Investigation at the Central District Prosecutors' Office.^[13]

Supporting

People around Kim Yo-han

• Kim Si-eun as Park Ro-sa, a police officer.^[14]
• Moon Sung-keun as Do Won-bong, the outcast king who once shook the political and financial world.^[15]
• Ye Soo-jung as Shin Dal-soo, Kim Yo-han's grandmother.^[16]

Prosecutors' Office

• Yoo Jae-myung as Noh Young-guk, director of the Judicial Research and Training Institute.^[17]
• Kim Sang-ho as Mok Jin-hyung, the chief prosecutor of Northern District Prosecutors' Office.^[18]
• Park Sung-geun as Hong Sang-wook, the chief of the investigation division at the Supreme Prosecutors' Office.^[19]
• Kang Shin-hyo as Hong Jae-sun, Hong Sang-wook's son and classmate of Kim Yo-han.^[19]

Seongju Prison

• Sung Ji-ru as Heo Sang-soo, director of Seongju Prison.^[20]
• Kang Young-seok as Jang Seon-oh, a gambling genius who took over the Seongju Prison.^[21]
• Choi Dae-hoon as Noh Seung-hwan^[22]
• Jo Hee-bong as Ryu Tae-hoon^[22]
• Choi Moo-sung as Song Doo-cheol^[23]
• Cha Yeop as Kim Gil-sang^[24]
• Han Jae-young as Jo Hae-do^[16]
• Yoon Byung-hee as Kim Woo-sang^[25]
• Han Gyu-won as Uhm Ik-soo^[26]

Seocho-dong Cartel

• Heo Dong-won as Yang Jun^[23]
• Jung Man-sik as Yang Hwa^[27]
• Kim Ji-na as Jin Su-min (Director Jin)^[28][29]

Extended

• Song Jae-hee as Kim Tae-soo, Kim Yo-han's father.^[16]
• Choi Ki-beom as a prisoner in the same cell as Kim Yo-han.^[30]
• Kim Min-seung as Woo Min-ho^[28]
• Jung Hwi-wook as Kwon Dae-il^[28]
• Lee Ki-chan as Woo Sang-gi^[28]
• Han Seong-su as Lee Tae-kwang^[31]
• Han Bo-reum as Annie Stephen^[32]
• Yoo Ha-bok as Kim Jeong-gyu^[33]
• Ha Ji-young as No Seung-hwan's wife^[34]
• Lee Ha-yool as Kim Woo-jae^[35]

Special appearances

• Jung Woong-in as a second generation chaebol^[36]
• Fan Bingbing as Lam, the representative of the Macau Triad.^[2][37]

Production and release

It was reported that the first script reading of the cast was held on May 21, 2021.^[11]

The series was initially scheduled for release in the second half of 2021, but was pushed back to 2022.^[38][39]

Original soundtrack

Part 1

Released on June 23, 2022^[40][41]

No.	Title	Lyrics	Music	Artist	Length
1.	"Howling"	Han Kyung-soo	Han Kyung-soo Jo Se-hee	Im Yoon-seong	3:22
2.	"Howling" (Inst.)		Han Kyung-soo Jo Se-hee		3:23
Total length:					6:45

Part 2

Released on July 13, 2022^[42][43]

No.	Title	Lyrics	Music	Artist	Length
1.	"You've Got Me Wrong"	Lee Chi-hoon Choi Byul-bit Snnny	Snnny	The Vane	3:27
2.	"You've Got Me Wrong" (Inst.)		Snnny		3:27
Total length:					6:53

Viewership

Season		Episode number																Average
		1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16
	1	565	709	750	755	765	802	734	719	683	664	744	720	760	718	710	797	725

Insider : South Korea viewers per episode (thousands)

Source: Audience measurement performed nationwide by Nielsen Korea.^[44]

Average TV viewership ratings

Ep.	Original broadcast date	Average audience share (Nielsen Korea)[44]
		Nationwide	Seoul
1	June 8, 2022	2.568% (8th)	N/A
2	June 9, 2022	3.274% (5th)	3.413% (5th)
3	June 15, 2022	3.382% (2nd)	3.188% (4th)
4	June 16, 2022	3.306% (5th)	2.605% (9th)
5	June 22, 2022	3.184% (3rd)	3.032% (3rd)
6	June 23, 2022	3.414% (4th)	3.108% (5th)
7	June 29, 2022	3.087% (7th)	2.693% (8th)
8	June 30, 2022	3.104% (8th)	3.025% (7th)
9	July 6, 2022	2.756% (5th)	2.345% (7th)
10	July 7, 2022	2.928% (6th)	2.669% (7th)
11	July 13, 2022	2.947% (7th)	2.750% (6th)
12	July 14, 2022	3.139% (4th)	2.943% (4th)
13	July 20, 2022	2.781% (5th)	2.640% (4th)
14	July 21, 2022	2.609% (9th)	2.202% (9th)
15	July 27, 2022	2.944% (5th)	2.713% (3rd)
16	July 28, 2022	3.231% (5th)	2.662% (7th)
Average		3.041%	2.799%[A]
In the table above, the blue numbers represent the lowest ratings and the red numbers represent the highest ratings. N/A denotes rating that was not released. This series aired on a cable channel/pay TV which normally has a relatively smaller audience compared to free-to-air TV/public broadcasters (KBS, SBS, MBC and EBS).

Accolades

Name of the award ceremony, year presented, category, nominee(s) of the award, and the result of the nomination

Award ceremony	Year	Category	Nominee / Work	Result	Ref.
APAN Star Awards	2022	Best New Actor	Kang Young-seok	Nominated	[45]
		Best Supporting Actor	Heo Sung-tae	Won	[46]

Notes

1. This average ratings is calculated based on the published ratings, the exact average ratings is unknown due to one ratings not published.