Jung Hae-kyun
Jung Hae-kyun (정해균) is a South Korean stage and film actor whose roles in Signal, My Mister and Along with the Gods show his range. See his biography.

Beyond the screen.
Jung Hae-kyun is a South Korean film and stage actor with a long and respected career. Drama fans know him as the police chief Ahn Chi-soo in Signal (2016) and from the warm hit My Mister (2018). Film fans remember him as a king of hell in the Along with the Gods movies, two of the biggest Korean films ever made.
Jung Hae-kyun is 175 cm (5 ft 9 in) tall and weighs 65 kg, according to his published profile.
Early life
Jung Hae-kyun was born on August 16, 1968, in Seoul, South Korea. He studied theatre at Seoul Arts College and spent many years on stage. Theatre gave him a powerful voice and the ability to play both comedy and deep drama.
Career and breakthrough
He made his film debut in Ghost Taxi in 2000 and built a steady career in movies and plays. Television brought him wider fame in the 2010s. In Signal, his Ahn Chi-soo stands at the centre of the show's secrets, and his scenes with the heroes carry much of the story's tension.
Popular roles
In 100 Days My Prince (2018), he plays the warm stepfather of Hong-sim, a role full of fatherly love. In My Mister, he plays Director Park in the hero's company world. In Along with the Gods (2017), he rules as Byeon-seong, the god of the Hell of Murder, in a striking costume and voice.
Recent work
He played Oh Han-moo in When Life Gives You Tangerines (2025), one of the year's most loved dramas. Jung Hae-kyun keeps working across stage, film and television with the same energy. Fans love his reliability and the way he gives small roles a full, living heart.
A career, chapter by chapter.
Selected drama roles
- Signal — Ahn Chi-soo
- 100 Days My Prince — Hong-sim's Stepfather
- My Mister — Director Park
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Selected credits in the Oxfea collection.
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