There's no deterring our love affair with all things K-drama. This time, we give you the lowdown on the top rated Korean series of all time on cable TV, as of 2020. Think of it as an essential tried and tested listicle of shows any genuine K-fan should watch.


Read up below to see if your favorite made it to the top 20.

Note: The list is based on each show's average nationwide TV ratings as per Nielsen Korea up until May 7, 2020. It's subject to change should a new drama rate higher in the future.

20. Familiar Wife (2018)

Rating: 6.8%

TV Channel: tvN

In this fantasy romance drama, a couple unsatisfied with their marriage struggle to stay afloat financially. When Joo Hyuk, a regular bank employee, accepts two coins from a strange man in the subway, he ends up traveling back in time where he wakes up married, instead, to his first college love.

Starring: Ji Sung, Han Ji Min, Kang Ha Na

19. Another Oh Hae-young (2016)

Rating: 6.9%

TV Channel: tvN

Alternatively titled Another Miss Oh, this 16 episode fantasy rom-com involves a long game of mistaken identity. Two women both named Oh Hae Young continually cause confusion in their respective jobs and relationships as they somehow always get entangled in each other's lives.

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Starring: Eric Mun, Seo Hyun Jin, Jeon Hye Bin

18. Reply 1994 (2013)

Rating: 7.4%

TV Channel: tvN

Alternating between 1994 and 2013, the series follows six university students all residing in one boarding house in Seoul, where they encounter the daughter of the house's owner, Sung Na-Jung. While experiencing various cultural Korean milestones together, including the emergence of the K-Pop boygroup Seo Taiji and Boys, and the Sampoong Department Store collapse, these seven strangers soon learn to treat each other like family.

Starring: Go Ara, Jung Woo, Yoo Yeon Seok, Kim Sung Kyun 

17. What's Wrong With Secretary Kim (2018)

Rating: 7.45%

TV Channel: tvN

Misunderstandings ensue and new relationships take root when the loyal secretary of a company's narcissictic Vice Chairman unexpectedly decides to quit her job.

Starring: Park Seo Joon, Park Min Young, Lee Tae Hwan 

16. Prison Playbook (2017)

Rating: 7.6%

TV Channel: tvN

A star baseball player's bright future hits a dire snag when he's sentenced to one year in prison after defending his sister from sexual assault. Forced to adapt to a life behind bars, he gets reacquainted with a former baseball player and childhood friend, now turned prison guard.


Starring: Park Hae Soo, Jung Kyung Ho, Krystal, Jung Hae In

15. Strong Woman Do Bong Soon (2017)

Rating: 7.65%

TV Channel: JTBC

With an unknown threat lurking behind him, the CEO of a gaming company hires Bong Soon, a petite woman born with supernatural strength, to be his bodyguard. He falls in love with her at first sight but faces competition for her affections seeing as she has her eyes set on a childhood friend now working as a police officer.

Starring: Park Bo Young, Park Hyung Sik, Ji Soo

14. The Crowned Clown

Rating: 8.41%

TV Channel: tvN

To protect their king during a state of social unrest, the Joseon empire asks Ha Sun, a clown and the king's lookalike, to take his place in the palace. Anxious about being found out, Ha Sun struggles with his new role, especially when finds himself falling for the beautiful Queen Yoo So-Woon.


Starring: Yeo Jin Goo, Lee Se Young 

13. Memories of the Alhambra (2018)

Rating: 8.43%

TV Channel: tvN

Yoo Jin Woo, a brilliant game developer, and the strong spirited CEO of an investment company has his competetive nature tested after his best friend betrays him. He subsequently travels to Granada, Spain after hearing about a groundbreaking AR game created by someone from the area. There he stays at a hostel and unwittingly entangles the owner, Jung Hee-joo, into a series of strange events. 

Starring: Hyun Bin, Park Shin Hye

12. Encounter (2018)

Rating: 8.5%

TV Channel: tvN

Opposites attract in Encounter when divorcee and hotel CEO Cha Soo Hyun, and the innocent and ordinary Kim Jin Hyuk, both searching for a fresh start, cross paths and fall in love during a trip to Cuba. 

Starring: Park Bo Gum, Song Hye Kyo, Jang Seung Jo

11. Signal (2016)

Rating: 8.8%

TV Channel: tvN


When police lieutenant and criminal profiler Park Hae-Yeong gets hold of a special walkie talkie that can communicate with people from the past, he joins forces with a detective in 1989 to solve three decades of related murders.

Starring: Lee Je Hoon, Kim Hye Soo, Cho Jin Woong

10. Hotel del Luna (2019)

Rating: 8.9%

TV Channel: tvN

Located in downtown Seoul, the peculiar Hotel del Luna has existed for several millennia catering to lost souls. It's CEO, Jang Man Wol, is cursed to run the establishment for all of eternity as punishment for a sin she can't remember. The only way to free herself from her penance is to find someone whose committed a crime far worse than hers. 

Starring: IU, Yeo Jin Goo

9. 100 Days My Prince (2018)

Rating: 9.0%

TV Channel: tvN

Lee Yul, a crown prince suffering from amnesia, ends up in the care of Hong Shim, an intelligent but unamarried woman, and her father. Thinking of himself to be a commoner, he weds Hong Shim to save her from being punished by a law that he himself established as a prince.


Starring: Do Kyung Soo, Nam Ji Hyun, Kim Seon Ho

8. Hospital Playlist (2020)

Rating: 9.9%

TV Channel: tvN

Five doctors who've been friends since medical school go through the ups and downs of their job in Yulje Medical Center, all while sharing their love for music by forming a band.

Starring: Cho Jung Seok, Yoo Yeon Seok, Jeon Mi Do, Kim Dae Myung, Jung Kyoung Ho

7. Itaewon Class (2020)

Rating: 11.8%

TV Channel: JTBC

Ex-con Park Saeroyi and his misfit group of employees work to turn their modest bar into the number one pub in Itaewon. Reaching their goal turns out to be an uphill battle as they deal with the ruthless CEO of Jangga Co., a.k.a. the man responsible for setting off a chain of events that landed Saeroyi in jail in the first place.

Starring: Park Seo Joon, Kim Da Mi, Kwon Nara, Ahn Bo Hyun


6. Crash Landing on You (2019)

Rating: 12.2%

TV Channel: tvN

The lives of a South Korean heiress and a North Korean military officer collide when the former lands into North Korean territory after a paragliding accident.

Starring: Hyun Bin, Son Ye Jin, Seo Ji Hye, Kim Jung Hyun

5. Reply 1988 (2015)

Rating: 12.4%

TV Channel: tvN

Five childhood friends who live in the same neighborhood of Ssangmundong rely on each other as they enter the peak of their turbulent teen years.

Starring: Hyeri, Park Bo Gum, Ryoon Joon Yeol, Go Kyung Pyo, Lee Dong Hwi

4. Sky Castle (2018)

Rating: 12.5%

TV Channel: JTBC

This satirical drama revolves around four housewives residing in the exclusive residential area of Sky Castle. Ruthlessly ambitious, the women will stop at nothing to get their children into Seoul National University.

Starring: Yeom Jung Ah, Lee Tae Ran, Yoon Se Ah, Oh Na Ra, Kim Seo Hyung


3. Goblin (2016)

Rating: 12.9%

TV Channel: tvN

A romantic fantasy drama, the series follows the story of a 939-year-old Goblin, also known as the Protector of Souls, as he ends up falling for the girl destined to end his cursed immortal life.

Starring: Gong You, Kim Go Eun, Lee Dong Wook

2. Mr. Sunshine (2018)

Rating: 13.0%

TV Channel: tvN

A poor boy born into a house servant's family travels to the United States during the  1871 Shinmiyangyo incident. He soon grows up to become an American military officer who returns to his homeland and falls in love with an aristocrat's daughter, all while unveiling a sinister plot by foreign nationals to colonize Korea.

Starring: Lee Byung Hun, Kim Tae Ri

1. The World of the Married (2020)

Rating: 16.9%

TV Channel: JTBC

A revered medical doctor's seemingly perfect life is overturned when she discovers her husband's infidelity. In her pursuit to retaliate against his betrayal, a bitter back-and-forth ensues between the two as they both seek to exact revenge on the other. The World of the Married smashed TV ratings after its finale episode rated at 28.37%, breaking its own record of 24.44% which it had set just an episode prior.


Starring: Kim Hee Ae, Park Hae Joon, Han So Hee

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