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BIOGRAPHY ARCHIVE
THE COLLECTION / Film & TVARCHIVE № 261
1982 —   ACTOR

HASEOK-JIN

Mar 5, 1982South Korea

What happened at what age?
Where were they at your age?

The year he turned 22, he entered show business by appearing in a Korean Air advertisement. In 2005, he debuted as an actor as Kim Cheol-su in MBC’s Sad Love Story, and also appeared in SG Wannabe’s “Crime and Punishment” music video.

In 2007, he played Hwang Chan-min, a third-generation chaebol, in KBS2’s Hello! Miss. In 2008, he received the New Star Award at the SBS Drama Awards for I Am Happy. In 2010, he acted in a period drama for the first time, as Kang Yoo-ji in KBS1’s The Great Merchant.

In 2011, he appeared in SBS’s If Tomorrow Comes. In 2012, he appeared in MBC’s Standby. In 2013, he appeared in SBS’s Thrice Married Woman. In 2014, he appeared in MBC’s 4 Legendary Witches.

The breakthrough yearThe year he turned 33, he appeared on tvN’s Hot Brain: Problematic Men from the first episode and became known. Star News wrote that it drew more attention than his more than ten years as an actor since his 2005 debut.

In 2016, he played Jin Jeong-seok, a star instructor in Noryangjin, in tvN’s Drinking Solo. In 2017, he appeared as the elite employee Seo Woo-jin in MBC’s Radiant Office. In 2018, he played the organizing consultant Kim Ji-woon in KBS’s Your House Helper.

In 2019, he made a cameo as Ri Moo-hyuk in tvN’s Crash Landing on You. In 2020, he played Seo-jin in MBC’s When I Was the Most Beautiful. In 2021, he signed an exclusive contract with Management Koo. In 2022, he played the judge Ryu Sung-hoon in tvN’s Blind.

The year he turned 41, he won Netflix’s The Devil’s Plan. Gwedo was the runner-up.

In 2024, he appeared on KBS2’s Pop-up Landing Operation. In 2025, he returned to the big screen after nine years in the film Run to You and also made a cameo in My Lovely Journey. In 2026, he played the chef Kim Mu-jin in KBS2’s Love on the Menu and took on a period drama as Yi Gyu, a king of Joseon, in To My Beloved Thief.

Ha Seok-jin (born Mar 5, 1982) entered show business in 2004, the year he turned 22, with a Korean Air advertisement, and became known on Feb 26, 2015, the year he turned 33, when he appeared on tvN’s Hot Brain: Problematic Men. In 2023, the year he turned 41, he won Netflix’s The Devil’s Plan.

Ages are by calendar year (the year minus the birth year), birthdays aside.

Full timeline · 26 records2004 — 2026   ＋
AGE / YEAR

  1. 22 · 2004
    Debut

    Enters show business with a Korean Air advertisement

    Entered show business by appearing in a Korean Air advertisement.

    Source 01 · News1 (Korean) · Ha Seok-jin’s career history · opens in a new tabSource 03 · Top Star News (Korean) · Ha Seok-jin’s latest news (birth date) · opens in a new tabSource 15 · Top Star News (Korean) · Ha Seok-jin filmography · opens in a new tabSource 16 · SPOTV News (Korean) · Exclusive contract with Management Koo · opens in a new tabSource 02 · Wikipedia (Korean) · Ha Seok-jin · opens in a new tab The debut year is based on News1, Top Star News and Wikipedia. SPOTV News says he debuted with a Korean Air advertisement in 2005.
  2. 23 · 2005
    Drama

    Debuts as an actor in MBC’s Sad Love Story

    Appeared as Kim Cheol-su in the Wednesday–Thursday drama starring Kwon Sang-woo, Kim Hee-sun and Yeon Jung-hoon. It was his debut as an actor.

    Source 01 · News1 (Korean) · Ha Seok-jin’s career history · opens in a new tabSource 04 · Segye Ilbo (Korean) · MBC’s Sad Love Story first airs · opens in a new tabSource 02 · Wikipedia (Korean) · Ha Seok-jin · opens in a new tab The role name (Kim Cheol-su) is from Wikipedia.
  3. 23 · 2005
  4. 24 · 2006
  5. 25 · 2007
  6. 26 · 2008
  7. 28 · 2010
  8. 29 · 2011
  9. 30 · 2012
  10. 31 · 2013
  11. 32 · 2014
  12. 34 · 2016
  13. 35 · 2017
  14. 36 · 2018
  15. 37 · 2019
  16. 38 · 2020
  17. 39 · 2021
  18. 40 · 2022
  19. 41 · 2023
  20. 41 · 2023
  21. 43 · 2025
  22. 43 · 2025
  23. 44 · 2026
  24. 44 · 2026

END OF SELECTED RECORDSSelected records, 2004–2026 · not a complete list of work. “Key moment” is an editorial label, not a measure of success.

02 / QUICK ANSWERS

Q & AFrequently asked

How old was Ha Seok-jin when he debuted?
In 2004, the year he turned 22. He entered show business by appearing in a Korean Air advertisement, and the next year, 2005, he debuted as an actor in MBC’s Sad Love Story.
How old was Ha Seok-jin when he became famous?
In 2015, the year he turned 33, when he appeared on tvN’s Hot Brain: Problematic Men from the first episode. Star News wrote that it drew more attention than his more than ten years as an actor since his 2005 debut.
How old was Ha Seok-jin when he won The Devil’s Plan?
On Oct 10, 2023, the year he turned 41, he won Netflix’s The Devil’s Plan. Gwedo was the runner-up, and the prize was 250 million won.
What awards has Ha Seok-jin won?
In 2008, the year he turned 26, he received the New Star Award at the SBS Drama Awards.
How old is Ha Seok-jin?
Born in 1982, he turns 44 in 2026 (44 as of Sep 29, 2026).
04 / ABOUT THE ARCHIVE

A LIFE,
IN CHAPTERS.

What did they do, and at what age?
AgeTrail lines up the key moments of a life by age.
Debut and breakthrough are marked separately, and every record has a source.

COLLECTION261Ha Seok-jin / HA SEOK-JIN

Film & TV · South Korea
Mar 5, 1982 —

Sources and method21 SOURCES   ＋

Ages are counted from the birth year 1982: the year of the event minus 1982, birthdays aside. “Key moment” labels and the connecting story are AgeTrail's editorial reading.

  1. News1 (Korean) · Ha Seok-jin’s career history ↗July 23, 2026 article. Says he debuted as an advertising model in 2004 and as an actor the next year, 2005, in the drama Sad Love Story
  2. Wikipedia (Korean) · Ha Seok-jin ↗Life, education and list of works. Includes the statement that he entered show business with a Korean Air advertisement in 2004
  3. Top Star News (Korean) · Ha Seok-jin’s latest news (birth date) ↗July 22, 2026 article. Says he was born on March 5, 1982 (the Feb. 10 on Wikipedia is his lunar birthday). Says he made his face known through advertisements and music videos before widening his work to dramas
  4. Segye Ilbo (Korean) · MBC’s Sad Love Story first airs ↗First aired Jan. 5, 2005 at 9:55 p.m. as a Wednesday–Thursday drama starring Kwon Sang-woo, Kim Hee-sun and Yeon Jung-hoon
  5. Yonhap News Agency (Korean) · SG Wannabe’s “Crime and Punishment” new music video ↗Release announced for Apr. 22, 2005. Han Eun-jung, Ha Seok-jin and Seo Jun-young appear
  6. Newsis (Korean) · Cast in Hello! Miss ↗Feb. 14, 2007 article. A KBS2 Monday–Tuesday miniseries; acts opposite Lee Da-hae
  7. OSEN (Korean) · Ha Seok-jin’s role in Hello! Miss ↗Mar. 13, 2007 article. Plays Hwang Chan-min, a third-generation chaebol; cousin of Hwang Dong-gyu, played by Lee Ji-hun
  8. MyDaily (Korean) · 2008 SBS Drama Awards New Star Award ↗Ceremony Dec. 31, 2008. Eleven winners including Ha Seok-jin, for I Am Happy
  9. Hankyung (Korean) · The Great Merchant cast confirmed ↗Feb. 9, 2010 article. Plays Kang Yoo-ji, in a love triangle with Han Jae-suk and Lee Mi-yeon
  10. Herald Muse (Korean) · News of the Problematic Men revamp ↗Oct. 23, 2019 article. Says it first aired in Feb. 2015 and ran for 211 episodes
  11. MBN (Korean) · Ha Seok-jin, leading brainy man ↗Mar. 6, 2015 article. Right after Problematic Men aired, introduced Ha Seok-jin as a leading “brain-sexy man”
  12. Star News (Korean) · Ha Seok-jin interview ↗Oct. 26, 2016 article. Says his Feb. 2015 appearance on Problematic Men drew more attention than the more than ten years he had worked since his 2005 debut. Says Drinking Solo ended on the 25th (Oct. 25)
  13. Sports Donga (Korean) · Official statement on his Crash Landing on You cameo ↗Dec. 7, 2019 article. Cameo officially confirmed as the older brother of the character played by Hyun Bin; first airs Dec. 14
  14. Donghaeng Media Sidae (Korean) · Crash Landing on You episode 2 ↗Says that episode 2, aired Dec. 15, 2019, hinted at the bad blood between Ri Jeong-hyeok and Jo Cheol-gang
  15. Top Star News (Korean) · Ha Seok-jin filmography ↗Aug. 30, 2026 article. Roles: Seo Woo-jin in Radiant Office, Kim Ji-woon in Your House Helper, Seo-jin in When I Was the Most Beautiful, Ryu Sung-hoon in Blind, Ri Moo-hyuk in Crash Landing on You, Kang Goo-yeong in Run to You (his return to the big screen in nine years), Cha Young-hoon in My Lovely Journey, and Yi Gyu, a king of Joseon, in To My Beloved Thief
  16. SPOTV News (Korean) · Exclusive contract with Management Koo ↗Announced July 26, 2021. A company that represents Lee Yo-won and others. Says he debuted with a 2005 Korean Air “Mount Huangshan” advertisement
  17. Seoul Economic Daily (Korean) · The Devil’s Plan press conference ↗Sept. 18, 2023. A cast of 12 revealed: Ha Seok-jin, Jo Yeon-woo, Lee Hye-sung, Lee Si-won, Seo Dong-ju, Seo Yu-min, Park Kyung-lim, Guillaume, Gwedo, Kwak Joon-bin, Seungkwan and others
  18. MBC Entertainment (Korean) · The Devil’s Plan broadcast schedule ↗Twelve episodes released over three weeks from Sept. 26 to Oct. 10
  19. Top Star News (Korean) · The Devil’s Plan winnings in solid gold ↗Dec. 13, 2023 article. Season 1 winner Ha Seok-jin, runner-up Gwedo. Says he turned the 250 million won prize into solid gold coins and plaques as gifts for the cast and crew
  20. Newsculture (Korean) · KBS2’s Pop-up Landing Operation first airs ↗First aired July 6, 2024. Ha Seok-jin, Kwaktube and ASTRO’s MJ appear
  21. MBC Entertainment (Korean) · Love on the Menu first-episode preview ↗Says he returns to home viewers in a KBS 2TV weekend drama that first airs “on the 25th” (July 25, 2026)

Fact-checked: 2026.09.29 · An independent archive, not affiliated with the person or their agency.