Ji Seung-jin

Acting

Ji Seung-jin

Place of birth

South Korea

Known for

Acting

Credits

5 titles

Known for

Backdoor poster
9.0

An anonymous stranger saves Doyun from a career-ending crisis. When the mystery savior turns out to be Jihyeok, the privileged rookie he despises the most, it sparks a tense and complicated office romance.

Backdoor

2026

Checkered Shirt poster
6.6

Hangyeol sold a checkered shirt to Jungwoo, who later discovered a photo of the seller with his ex-lover? How will this ignite something more?

Checkered Shirt

2025

Tune In poster
NR

Ji-ho, a podcaster struggling with severe social anxiety, isolates himself from the world, finding solace only behind his microphone. His quiet existence begins to shift when he notices a resonant signal from Si-woo, an audition-failing aspiring actor who relies on Ji-ho's soothing voice to endure his harsh daily struggles. As fate brings them together, the boundary between listener and speaker blurs.

Tune In

2026

My Idol poster
6.8

After his father's funeral, Lee Woo Sang learns his track team has disbanded. When he returns to being an ordinary student, everything urges him to face reality with worried glances. As Woo Sang runs with unsteady breaths, he hears Sung Jae Min's footsteps approaching behind him, offering comfort to his idol.

My Idol

2024

Just Friend poster
7.0

Han I-jun and Kang Eun-woo are two men whose friendship has lasted for fifteen years. They have known each other since childhood and remained close enough for Eun-woo to be the person I-jun turns to when his romantic life begins to feel increasingly frustrating. Their long friendship appears stable, familiar and clearly defined, until one impulsive night forces both of them to reconsider what they mean to each other.

Just Friend

2026

Film credits

Series credits