The Pulse of K-Entertainment

Jung Sung Il
ArtistXYZ Studio

Jung Sung Il

Jung Sung Il (정성일) is the kind of late-blooming Korean actor whose rise feels earned rather than manufactured. He spent years stacking theatre, supporting roles, and steady television work before a wider audience fully caught up to his precision.

The mainstream jump came when colder, more controlled roles started landing harder, especially once audiences outside Korea began paying closer attention to his screen presence. That momentum carries directly into 2026, where he joins Jung Woo Sung and Wi Ha-joon in Sal Saeng Bu, a film adaptation tied to Kakao Webtoon. His current agency footprint runs through XYZ Studio, which is also linked from his official Instagram bio.

Jung Sung Il now occupies a strong lane in Korean acting: sharp, adult, and high-value in projects that need tension without noise.

0 articles5 creditsDebut: January 1, 2000South Korean

Gallery

Sal Saeng Bu cast-announcement collage

Filmography

2026
Sal Saeng BuFilm

Other Credits

2025
TriggerDrama
Lead
2022
The GloryDrama
Ha Do-young
2022
Our BluesDrama
Supporting
2021
Bad and CrazyDrama
Supporting

Fans Also Ask

What is Jung Sung Il known for?
Jung Sung Il is best known internationally for The Glory, which pushed his cool, tightly controlled screen style into wider view. The role turned years of steady character work into a much bigger mainstream breakthrough.
What agency is Jung Sung Il under?
Jung Sung Il is currently represented by XYZ Studio. His official Instagram bio links directly to the agency's official Instagram account, which is a strong public verification signal for the relationship.
Who does Jung Sung Il play in Sal Saeng Bu?
Jung Sung Il is set to play Ban Seok in Sal Saeng Bu. Korean coverage describes the character as a protector figure tied to the secret group Hwajeopmong, which puts him deep inside the film's conflict structure.
Was Jung Sung Il a theatre actor before TV popularity?
Yes. Jung Sung Il built much of his craft through theatre and long-form character work before reaching broader television recognition. That slower climb is part of why his current screen presence feels unusually measured and polished.

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