Top 20 highest-rating cable Korean dramas of all time, update April 2021

Top 20 highest rating cable Korean Drama of all time.

Top 20 highest-rating cableTV Korean dramas of all time, based on nationwide hightest single episode rating, update April 2021.Based on sum of the average and peak nationwide TV ratings of the series from Neilsen Korea

Rank 1. The World of the Married (2020)

47.20%

TV Channel: JTBC
Broadcast Schedule: Fridays & Saturdays
No. of Episodes: 16
Genre: Romantic Melodrama
Cast: Kim Hee-ae, Park Hae-joon

Rank 2. Sky Castle (2018-2019)

36.5%

TV Channel: JTBC
Broadcast Schedule: Fridays & Saturdays
No. of Episodes: 20
Genre: Satire
Cast: Yum Jung-ah, Lee Tae-ran, Yoon Se-ah, Oh Na-ra, Kim Seo-hyun

Rank 3. Crash Landing on You (2019-2020)

34.1%

TV Channel: tvN
Broadcast Schedule: Saturdays & Sundays
No. of Episodes: 16
Genre: Romance
Cast: Hyun Bin, Son Ye-jin

Rank 4. Goblin (2016-2017)

31.5%

TV Channel: tvN
Broadcast Schedule: Fridays & Saturdays
No. of Episodes: 16
Genre: Fantasy Romance
Cast: Gong Yoo, Kim Go-eun

Rank 5. Reply 1988 (2015-2016)

31.12%

TV Channel: tvN
Broadcast Schedule: Fridays & Saturdays
No. of Episodes: 20
Genre: Family, Comedy, & Romance
Cast: Lee Hye-ri, Park Bo-gum

Rank 6. Mr.Sunshine (2018)

31.08%

TV Channel: tvN
Broadcast Schedule: Saturdays & Sundays
No. of Episodes: 24
Genre: Historical Drama, Romance
Cast: Lee Byung-hun, Kim Tae-ri

Rank 7. Mr.Queen (2020-2021)

30.0%

TV Channel: tvN
Broadcast Schedule: Saturdays & Sundays
No. of Episodes: 20
Genre: Historical, Comedy, Romance
Cast: Shin Hye-sun, Kim Jung-hyun

Rank 8. Itaewon Class (2020)

28.4%

TV Channel: JTBC
Broadcast Schedule: Fridays & Saturdays
No. of Episodes: 16
Genre: Coming-of-age, Youth Drama
Cast: Park Seo-joon, Kim Da-mi

Rank 9. Hospital Playlist (2018)

25.1%

TV Channel: tvN
Broadcast Schedule: Thursdays
No. of Episodes: 12
Genre: Medical Drama, Slice of life
Cast: Jo Jung-suk, Yoo Yeon-seok, Jung Kyung-ho, Kim Dae

Up coming Season 2

Rank 10. 100 Days My Prince (2018)

23.4%

TV Channel: tvN
Broadcast Schedule: Mondays & Tuesdays
No. of Episodes: 16
Genre: Historical Drama, Romance
Cast: Nam Ji-hyun, D.O.

Rank 11. Signal (2019)

21.4%

TV Channel: tvN
Broadcast Schedule: Fridays & Saturdays
Episodes: 16
Genre: Crime Thriller
Cast: Lee Jo-hoon, Cho Jin-woong

Rank 12. Hotel del Luna (2019)

20.9%

TV Channel: tvN
Broadcast Schedule: Saturdays & Sundays
Episodes: 16
Genre: Fantasy Drama
Cast: Yeo Jin-goo, IU

Rank 13. The Crowned Clown (2019)

19.3%

TV Channel: tvN
Broadcast Schedule: Mondays & Tuesdays
No. of Episodes: 16
Genre: Historical Drama
Cast: Yeo Jin-go

Rank 14. The Uncanny Counter (2020-2021)

18.9%

TV Channel: OCN
Broadcast Schedule: Saturdays & Sundays
No. of Episodes: 16
Genre: Fantasy, Action
Cast: Jo Byung-gyu, Yoo Jun-sang, Kim Se-jeong, Yeom Hye-ran

Rank 15. Encounter (2018-2019)

18.8%

TV Channel: tvN
Broadcast Schedule: Wednesdays & Thursdays
No. of Episodes: 16
Genre: Romance
Cast: Song hye-kyo, Park Bo-gum

Rank 16. Prison Playbook (2017-2018)

18.75%

TV Channel: tvN
Broadcast Schedule: Wednesdays & Thursdays
No. of Episodes: 16
Genre: Black Comedy
Park Hae-soo

Rank 17. The Lady in Dignity (2017)

18.66%

TV Channel: JTBC
Broadcast Schedule: Fridays & Saturdays
No. of Episodes: 20
Genre: Drama, Mystery
Cast: Kim Sun-ah, Kim Hee-sun

Rank 18 Reply 1994 (2013)

18.64%

TV Channel: tvN
Broadcast Schedule: Fridays & Saturdays
No. of Episodes: 21
Genre: Romance, Comedy
Cast: Go Ara

Rank 19 Memories of the Alhambra

18.4%

TV Channel: tvN
Broadcast Schedule: Saturdays & Sundays
No. of Episodes: 16
Genre: Science Fiction
Cast: Hyun Bin, Park Shin-hye

Rank 20 Strong Woman Do Bong-soon, 2017

17.3%

TV Channel: JTBC
Broadcast Schedule: Fridays & Saturdays
No. of Episodes: 16
Genre: Romantic Comedy, Fantasy
Cast: Do Bong-soon, Park Bo-young, Park Hyun-sik

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