Jung Hae-In: Biography, Filmography, and Television Career
Jung Hae-In (born April 1, 1988) is a prominent South Korean actor known for his versatile roles across both television dramas and feature films.

Early Life and Career Beginnings
Born in South Korea on April 1, 1988, Jung Hae-In entered the entertainment industry and made his official acting debut in 2014. He first gained public recognition through supporting roles in television series such as The Three Musketeers and Bride of the Century, followed by a memorable appearance in the romance series Blood in 2015.
Breakthrough and Television Success
Jung achieved wider prominence with his performance in the 2017 fantasy-romance series While You Were Sleeping and his nuanced portrayal of Captain Yoo in the critically acclaimed prison drama Prison Playbook (2017–2018). His leading-role breakthrough came alongside Son Ye-jin in the JTBC romance series Something in the Rain (2018), which earned him widespread recognition including the Most Popular Actor award at the 54th Baeksang Arts Awards.
He continued to secure leading roles in acclaimed television productions, including One Spring Night (2019), A Piece of Your Mind (2020), and the Netflix military drama series D.P. (2021–2023), where he portrayed Private An Jun-Ho. His subsequent television projects include the JTBC historical romance-drama Snowdrop (2021–2022), the Disney+ sci-fi thriller series Connect (2022), the tvN romantic comedy Love Next Door (2024), and Netflix's Our Sticky Love (2026).
Film Career
Alongside his television work, Jung has established a robust film career. Early cinematic appearances include The Youth (2014) and Salute D'Amour (2015). He took on historical roles in The King's Case Note and The Age of Blood in 2017, as well as Heung-Boo: The Revolutionist in 2018.
In 2019, he starred in the romance film Tune in for Love, winning the Best New Actor award at the 56th Daejong Film Awards. He later appeared in the comedy film Start-Up (2019), the historical war drama 12.12: The Day (2023), and the action thriller I, The Executioner (2024), for which he received the Best Supporting Actor and Popularity awards at the 45th Blue Dragon Film Awards.
References
AsianWiki. Jung Hae-In Profile and Filmography.