Here Are The Top 10 Korean Series Of 2021 Based On IMDb User Ratings

Updated: December 11, 2021

Here are the Top 10 Korean series of 2021 based on IMDb user ratings with more than 2,000 votes.


8.8/10: Hospital Playlist 2

No. of IMDb votes: 4,100
Synopsis: Friends since undergrad school, five doctors remain close and share a love for music while working at the same hospital.
Genre: Romance, Medical drama, Comedy, Slice of life
No of episodes: 12
Starring: Jo Jung-suk, Yoo Yeon-seok, Jung Kyung-ho, Kim Dae-myung and Jeon Mi-do
Written by: Lee Woo-jung
Directed by: Shin Won-ho
Date: June 17 – September 16, 2021
Network: TVN and Netflix
Highest nationwide viewership rating: 14.1% (Episode 12/12)
Netflix worldwide data: 7,105 points and 72M viewing hours


8.8/10: Mr. Queen

No of IMDB voters: 3,600
Synopsis: A modern chef suddenly becomes trapped inside the body of a queen from the Joseon era, which causes chaos for everyone involved.
Based on: Go Princess Go by Xian Chen; Go Princess Go by Qin Shuang and Shang Menglu
Genre: Historical, Romantic comedy, Fantasy, Body swap
No of episodes: 20
Starring: Shin Hye-sun, Kim Jung-hyun, Bae Jong-ok, Kim Tae-woo, Seol In-ah, and Na In-woo
Written by: Park Gye-ok and Choi Ah-il
Directed by: Yoon Sung-sik
Date: December 12, 2020 – February 14, 2021
Network: TVN
Highest nationwide viewership rating: 17.3% (Episode 20/20)


8.7/10: Mouse

No. of IMDb votes: 3,500
Synopsis: Bareum is a novice police officer of Gudong Police office, taking care of all the town’s misbehaviors. One day, however, he teams up with a notorious detective Muchi to arrest a psychopathic criminal.
Genre: Thriller, Science fiction, Suspense, Mystery, Crime fiction
No of episodes: 20
Starring: Lee Seung-gi, Lee Hee-joon, Park Ju-hyun and Kyung Soo-jin
Written by: Choi Ran
Directed by: Choi Joon-bae and Kang Cheol-woo
Date: March 3 – May 20, 2021
Network: TVN
Highest nationwide viewership rating: 6.6% (Episode 6/20)


8.6/10: Hometown Cha-Cha-Cha

No. of IMDb votes: 6,200
Synopsis: At a crossroads, a dentist moves to a seaside village where she meets a handyman intent on helping his neighbours.
Based on: 2014 Mr. Hong film by Kang Seok-beom and Shin Jung-goo
Genre: Romantic comedy, Slice of life
No of episodes: 16
Starring: Shin Min-a, Kim Seon-ho and Lee Sang-yi
Written by: Shin Ha-eun
Directed by: Yu Je-won
Date: August 28 – October 17, 2021
Network: TVN and Netflix
Highest nationwide viewership rating: 12.6% (Episode 16/16)
Netflix worldwide data: 13,649 points and 283.3M viewing hours


8.6/10: Move To Heaven

No. of IMDb votes: 4,100
Synopsis: A young man with Asperger syndrome and his uncle work as trauma cleaners, clearing out the possessions of dead people, uncovering the stories they left behind and telling them to loved ones.
Based on: Things Left Behind by Kim Sae-byul
Genre: Drama
No of episodes: 10
Starring: Lee Je-hoon, Tang Joon-sang, Ji Jin-hee, Lee Jae-wook, and Hong Seung-hee
Written by: Yoon Ji-ryeon
Directed by: Kim Sung-ho
Date: May 14, 2021
Network: Netflix


8.5/10: Vincenzo

No. of IMDb votes: 12,000
Synopsis: During a visit to his motherland, a Korean-Italian mafia lawyer gives a conglomerate a taste of its own medicine with a side of justice.
Genre: Dark comedy, Crime, Drama
No of episodes: 20
Starring: Song Joong-ki, Jeon Yeo-been, Ok Taec-yeon, Kim Yeo-jin and Kwak Dong-yeon
Written by: Park Jae-bum
Directed by: Kim Hee-won
Date: February 20 – May 2, 2021
Network: TVN and Netflix
Highest nationwide viewership rating: 14.6% (Episode 20/20)
Netflix worldwide data: 20,111 points


8.3/10: Deserter Pursuit

No. of IMDb votes: 3,400
Synopsis: A young private’s assignment to capture army deserters reveals the painful reality endured by enlistees during their compulsory calls of duty.
Based on: D.P Dog’s Day by Kim Bo-tong
Genre: Drama, Military fiction
No of episodes: 6
Starring: Jung Hae-in, Koo Kyo-hwan, Kim Sung-kyun, and Son Seok-koo
Written by: Kim Bo-tong and Han Jun-hee
Directed by: Han Jun-hee
Date: August 27, 2021
Network: Netflix


8.2/10: Beyond Evil

No. of IMDb votes: 2,000
Synopsis: As a killing resembling a cold case resurfaces in a small town, the chase for the truth falls on two policemen who each harbour secrets of their own.
Genre: Psychological thriller, Procedural drama
No of episodes: 16
Starring: Shin Ha-kyun and Yeo Jin-goo
Written by: Kim Su-jin
Directed by: Shim Na-yeon
Date: February 19 – April 10, 2021
Network: JTBC
Highest nationwide viewership rating: 5.9% (Episode 16/16)


8.1/10: Squid Game

No. of IMDb votes: 337,000
Synopsis: Hundreds of cash-strapped contestants accept an invitation to compete in children’s games for a tempting prize, but the stakes are deadly.
Genre: Survival Drama, Thriller, Fiction
No of episodes: 9
Starring: Lee Jung-jae, Park Hae-soo, Wi Ha-joon, Jung Ho-yeon, O Yeong-su, Heo Sung-tae, Anupam Tripathi, and Kim Joo-ryoung
Written and directed by: Hwang Dong-hyuk
Date: September 17, 2021
Network: Netflix
Netflix worldwide data: 52,544 points and 2.17B viewing hours


8.1/10: The Penthouse: War In Life

No. of IMDb votes: 2,000
Synopsis: A woman attempts to enter high society by becoming the “queen” of a luxury 100th floor penthouse apartment in Gangnam.
Genre: Drama, Thriller, Revenge, Suspense, Mystery, Crime film
No of episodes: 14
Starring: Lee Ji-ah, Kim So-yeon, Eugene, Um Ki-joon, Yoon Jong-hoon, and Park Eun-seok
Written by: Kim Soon-ok
Directed by: Joo Dong-min
Date: June 4 – September 10, 2021
Network: SBS and iQIY
Highest nationwide viewership rating: 19.5% (Episode 1/14)