
Oh Jung-se (born February 26, 1977) is a South Korean actor. Oh began his career in theater, and has since appeared in many onscreen supporting roles over the years, notably in Petty Romance (2010), Couples (2011), As One (2012), A Millionaire On the Run (2012), and Running Man (2013). But his performance in the 2013 romantic comedy How to Use Guys with Secret Tips earned him special attention from critics and viewers. This led to Oh being cast in his first leading role in the 2013 film The Hero.

KBS Drama Special
TV • 2010

You Quiz on the Block
TV • 2018

Movie Room
TV • 2018

When Life Gives You Tangerines
TV • 2025

Sweet Home
TV • 2020

Climax
TV • 2026

Queen of Tears
TV • 2024

Good Boy
TV • 2025

Mr. Plankton
TV • 2024

It's Okay to Not Be Okay
TV • 2020

The Good Detective
TV • 2020

The Good Detective
TV • 2020

Death's Game
TV • 2023

When the Camellia Blooms
TV • 2019

Drama Stage
TV • 2017

Baeksang Arts Awards
TV • 2012

House on Wheels
TV • 2020

Incomplete Life
TV • 2014