Cover Is everyone but Oh Jung-se really trying? This prolific star is always one of the busiest K-drama actors every year (Photo: IMDB)
Is everyone but Oh Jung-se really trying? This prolific star is always one of the busiest K-drama actors every year (Photo: IMDB)
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From drama workhorses to major releases, these are the buzziest and busiest K-drama actors who spent 2026 seemingly everywhere
Some actors had a good year. Others seemed to be everywhere.
With Korean dramas increasingly split between broadcast television and streaming platforms, a packed year no longer necessarily means one 16-episode series followed by another. An actor can appear in a JTBC drama in spring, turn up in a Netflix action series by summer and still have another project arriving before the year is out.
For this list, “busiest” means exactly that: the number of substantial scripted K-drama roles audiences got to see in 2026. We are counting dramas that premiered this year, regardless of when they were filmed, and looking at lead and meaningful supporting roles rather than cameos or one-episode appearances. Films and variety shows do not count.
By that measure, these are the actors who have had an unusually crowded year on the small screen.
In case you missed it: 10 of the biggest K-dramas to watch, from ‘Squid Game’ to ‘World of the Married’
Oh Jung-se
Above Three dramas, three very different men and somehow not one performance feels like a repeat (Photo: IMDB)
Three dramas, three very different men and somehow not one performance feels like a repeat (Photo: IMDB)
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2026 projects: Climax, We Are All Trying Here and Fifties Professionals
Oh Jung-se has made a career out of being the actor who can walk into a drama and immediately change its temperature. In 2026, he has had three opportunities to do it.
He appeared in the political survival noir Climax, then turned up in Park Hae-young’s We Are All Trying Here as Park Kyung-se, a successful film director whose career looks enviable from the outside but is complicated by his own anxieties about success. Then came Fifties Professionals, where he plays Bong Je-soon, a former North Korean special agent whose dangerous past has been buried beneath an ordinary life on an island.
Even more impressive? The variety in these roles. In one drama, he is part of a vicious political machine; in another, he is a filmmaker navigating the petty insecurities of a creative circle; in the third, he is an amnesiac former spy whose body remembers considerably more than his mind does. For Oh, it is not even a matter of collecting roles. He’s one of the busiest K-drama actors this year due to his sheer skill.
Choi Dae-hoon
Above The consummate scene-stealer somehow became one of the year’s most familiar faces (Photo: IMDB)
The consummate scene-stealer somehow became one of the year’s most familiar faces (Photo: IMDB)
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2026 projects: The Wonderfools, Bloodhounds 2 and Agent Kim Reactivated
You may not have planned to watch three Choi Dae-hoon dramas this year. You may have discovered, somewhere around midsummer, that he was already in them.
In The Wonderfools, he plays Son Kyung-hoon (Son Gyeong-hun), a chief complainer at Haeseong City Hall who finds himself among a group of unlikely superhumans. Bloodhounds 2 puts him in a very different kind of action story, while Agent Kim Reactivated casts him as Sung Han-soo, a former national taekwondo champion and secret agent who now runs a neighbourhood taekwondo studio.
That last role is particularly characteristic of the kind of parts Choi has become good at: characters who initially look like one thing and then reveal another. The mild-mannered taekwondo instructor, after all, has a history that makes him considerably more useful when the fighting starts.
It is the sort of supporting-actor workload that can sneak up on you. Choi does not need to headline a drama to leave the impression that he was one of its essential pieces.
Yoon Kyung-ho
Above Three dramas, several secrets and a remarkable amount of time spent looking like he knows more than everyone else (Photo: tvN)
Three dramas, several secrets and a remarkable amount of time spent looking like he knows more than everyone else (Photo: tvN)
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2026 projects: The Legend of Kitchen Soldier, Bloodhounds 2 and Agent Kim Reactivated
Yoon Kyung-ho has had an equally busy run, appearing across three very different dramas in 2026.
He joined Park Ji-hoon in The Legend of Kitchen Soldier, then returned to the action-heavy world of Bloodhounds 2. In Agent Kim Reactivated, he plays Park Jin-chul, a devoted father whose apparently wholesome present conceals a past in which he was known as the “God of the Battlefield”.
That last part is almost a summary of Yoon’s particular screen appeal. He has a gift for making ordinary-looking men seem as though an entire second biography waits just beneath the surface.
This year, audiences have had three chances to find out what that biography might be.
Park Eun-bin
Above Two leading roles, two genres and almost no chance to settle into one before the next arrived (Photo: tvN)
Two leading roles, two genres and almost no chance to settle into one before the next arrived (Photo: tvN)
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2026 projects: The Wonderfools and Spooky in Love
Park Eun-bin’s year has involved considerably less hiding in the background.
The Extraordinary Attorney Woo star shook off any stereotypes with her choices this year. She led The Wonderfools as Eun Chae-ni, a chaotic 1999 townie who unexpectedly develops superpowers, then moved into Spooky in Love, where she plays Cheon Yeo-ri, a wealthy hotel heiress who can see ghosts and inadvertently gives the people she touches the same ability.
The projects could hardly be more different in tone. One is a turn-of-the-century superhero comedy; the other is an occult romance built around a woman trying to keep her supernatural ability under control while dealing with a prosecutor who is terrified of ghosts.
Park has spent much of her career choosing roles that require a certain degree of transformation. In 2026, she has had to do it twice in the same year.
Shin Hye-sun
Above She went from a woman with a trail of identities behind her to the intimidating boss of an internal audit team (Photo: Netflix)
She went from a woman with a trail of identities behind her to the intimidating boss of an internal audit team (Photo: Netflix)
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2026 projects: The Art of Sarah and Filing for Love
Shin Hye-sun’s 2026 workload makes a particularly good case for quality as well as quantity.
First came Netflix’s The Art of Sarah, in which she plays Sarah Kim alongside a collection of identities and carefully constructed versions of herself. No sooner had that mystery concluded than Shin moved into Filing for Love, playing Joo In-ah, the charismatic head of an internal audit team who has a secret of her own.
The timing was almost comically neat. Shin herself said she wanted to follow the darkness of Sarah Kim with something lighter, and Filing for Love gave her exactly that opportunity: workplace politics, enemies-to-lovers tension and a considerably brighter register.
Two dramas in one year would already qualify as a busy schedule. Two roles this different make the workload considerably more noticeable.
See more: Death is optional: 10 K-drama characters who came back to life
Lee Jun-young
Above From a corporate second chance to a piano prodigy, Lee Jun-young spent 2026 changing registers at speed (Photo: Viu)
From a corporate second chance to a piano prodigy, Lee Jun-young spent 2026 changing registers at speed (Photo: Viu)
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2026 projects: Reborn Rookie and Four Hands, Two Sonatas
Lee Jun-young’s year has been unusually crowded even before taking into account the projects that made him one of the most recognisable young actors of the previous few years.
In Reborn Rookie, he took on one kind of high-pressure ambition. Then came Four Hands, Two Sonatas, where he plays Choi Jeong-yo, a gifted pianist whose childhood circumstances force him to abandon the instrument he loves before he finds himself drawn back into music.
The latter gives him a particularly different physical and emotional vocabulary. Instead of the corporate world of Reborn Rookie, he is spending much of the drama at a piano opposite another gifted young musician.
His 2026 screen presence arrived in a concentrated burst, cementing his standing as one of the most versatile dual-threat actors in television. And also one of the busiest K-drama actors of 2026.
Kim Jae-won
Above One year, two very different love interests—and a first leading role that changes the equation (Photo: tvN)
One year, two very different love interests—and a first leading role that changes the equation (Photo: tvN)
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2026 projects: The Art of Sarah and Yumi's Cells 3
Kim Jae-won has had perhaps the most obvious change in scale among the younger actors on this list.
In The Art of Sarah, he plays Kang Ji-hwon, a paid companion whose relationship with one of the women caught up in Sarah Kim’s complicated world becomes another thread in the mystery. Then, in Yumi’s Cells 3, he takes on his first lead role as Shin Soon-rok, the calm, highly competent producer who becomes Yumi’s new romantic interest.
The contrast is fascinating. The Art of Sarah asks him to make a morally complicated supporting character intriguing without giving him the luxury of explaining himself. Yumi’s Cells 3 gives him the much larger canvas of a romantic lead opposite Kim Go-eun.
So while two dramas may not sound extraordinary on paper, the year's second role represents a meaningful escalation in screen time, responsibility and visibility.
Lee Joon-hyuk
Above A detective in one mystery and a very different kind of leading man in the next (Photo: tvN)
A detective in one mystery and a very different kind of leading man in the next (Photo: tvN)
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2026 projects: The Art of Sarah and The Ordinary Jackpot
Lee Joon-hyuk has spent 2026 moving between two very different kinds of television.
In The Art of Sarah, he plays Park Mu-gyeong, the detective trying to untangle the identities, relationships and deceptions surrounding Sarah Kim. It is the kind of role that requires him to spend much of the drama asking questions while everyone around him appears to be hiding something.
His second 2026 drama, The Ordinary Jackpot, gives him another substantial role and keeps him on screen through the latter part of the year.
Rather than appearing everywhere at once, Lee has been moving from one substantial project to another, with The Ordinary Jackpot waiting in the wings after The Art of Sarah. In a year when Korean drama schedules have become increasingly crowded, that is its own kind of achievement.
Sasha Lim Uy Mariposa is a lifestyle journalist who is known for her food writing. Based in Manila and currently a marketing content specialist, she still dabbles in entertainment, beauty and dining coverage. She was the former managing editor of Esquire Philippines and was the food editor at SPOT.ph. She also edited several best-selling books about food.
She now writes for the different Tatler Asia markets as a contributing writer for T-Labs.
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