Seo Kang-joon

Person

Seo Kang-joon

Acting 32 October 12, 1993

Gunpo, Gyeonggi, South Korea

Lee Seung-hwan (born October 12, 1993), known professionally as Seo Kang-joon, is a South Korean actor and former singer, who was a member of the group 5urprise. He gained recogni…

IMDb

Known for

Popular titles

Running Man

Running Man

8.2 2010 TV Show
Home Alone

Home Alone

7.5 2013 TV Show
Law of the Jungle

Law of the Jungle

5.7 2011 TV Show
A Love Other Than Yours

A Love Other Than Yours

8.0 2026 TV Show
Are You Human?

Are You Human?

8.1 2018 TV Show
KBS Drama Special

KBS Drama Special

7.4 2010 TV Show
The Beauty Inside

The Beauty Inside

7.7 2015 Movie
Boyfriend on Demand

Boyfriend on Demand

8.4 2026 TV Show
A Year-End Medley

A Year-End Medley

7.2 2021 Movie
Busted!

Busted!

7.8 2018 TV Show
Undercover High School

Undercover High School

8.0 2025 TV Show
When the Weather Is Fine

When the Weather Is Fine

7.3 2020 TV Show

Photos

More stills of Seo Kang-joon

Biography

A closer look

Read full biography

Lee Seung-hwan (born October 12, 1993), known professionally as Seo Kang-joon, is a South Korean actor and former singer, who was a member of the group 5urprise. He gained recognition with his role in the television series Cheese in the Trap (2016) and has since starred in Are You Human? (2018), Watcher (2019), When The Weather Is Fine (2020), Grid (2022), Undercover High School (2025), and Boyfriend on Demand (2026).

Filmography

Movies and shows, newest first

  1. 2026
    A Love Other Than Yours

    TV show Namgung Ho

  2. 2026
    Boyfriend on Demand

    TV show Seo Eun-ho

  3. 2025
    Undercover High School

    TV show Jeong Hae-sung

  4. 2022
    Grid

    TV show Kim Sae-ha

  5. 2021
    A Year-End Medley

    Movie Yi-kang

  6. 2020
    When the Weather Is Fine

    TV show Im Eun-seop

  7. 2019
    WATCHER

    TV show Kim Young-Koon

  8. 2018
    The Third Charm

    TV show On Joon Young

  9. 2018
    Are You Human?

    TV show Nam Shin / Nam Shin III

  10. 2018
    Busted!

    TV show Kang-Joon Seo

  11. 2017
    Idol Fever

    TV show Do Yun's older brother

  12. 2016
    Entourage

    TV show Cha Young-Bin

  13. 2016
    Entertainer

    TV show Lee Sang-Won

  14. 2016
    Cheese in the Trap

    TV show Baek In-ho

  15. 2015
    Summer Snow

    Movie Sang-gyu

  16. 2015
    The Beauty Inside

    Movie Woo-jin 92

More credits
  1. 2015
    To Be Continued

    TV show Ah-rin's elder brother

  2. 2015
    Hwajung

    TV show Hong Joo-won

  3. 2014
    The Best Future

    TV show Choi Go

  4. 2014
    My Love, My Bride

    Movie Joon-soo

  5. 2014
    Bomi's Room

    Movie Self

  6. 2014
    What Happens to My Family?

    TV show Yoon Eun-Ho

  7. 2014
    Roommate

    TV show Self

  8. 2014
    Cunning Single Lady

    TV show Gook Seung-hyun

  9. 2013
    Haneuljae’s Murder

    Movie 尹河

  10. 2013
    The Suspicious Housekeeper

    TV show Choi Soo Hyuk

  11. 2013
    After School: Lucky or Not

    TV show

  12. 2013
    Good Doctor

    TV show One of the punks who wants to beat Shi On

  13. 2013
    Home Alone

    TV show Self

  14. 2012
    To the Beautiful You

    TV show One of the guys putting ghost makeup on Song Jong Min's group

  15. 2011
    Law of the Jungle

    TV show

  16. 2010
    Running Man

    TV show

  17. 2010
    KBS Drama Special

    TV show

  18. 2009
    Melon Music Awards

    TV show Messenger