FEEL IT.STREAM
Yoon Ji-sung

Yoon Ji-sung

Acting

Biography

Yoon Byung Ok, later legally changed to Yoon Ji Sung, is a South Korean singer, dancer, actor, and former member of WANNA ONE (워너원). He graduated from National Traditional Arts High School and later obtained a bachelor's degree in Theater and Film from Myongji College and a master's degree in Performing Arts from Dongguk University. Before debuting, he was a trainee at MMO Entertainment and served as a backup dancer of FIESTAR member Cao Lu. In mid-2017, he participated in the survival competition "Produce 101 Season 2" and managed to end up in 8th place, earning a spot in the resulting project group. He made his debut in August 2017 as WANNA ONE's leader and sub-vocalist with their first mini-album, "1X1=1 (To Be One)". The contract with Swing Entertainment (스윙엔터테인먼트) was made for one year and six months, so the group officially disbanded in January 2019 following their final concert performance. He made his debut as a solo artist in February 2019 with the mini-album "Aside". He then enlisted for his mandatory military service on May 14, 2019, and was discharged on December 13, 2020. After serving, he made his acting debut in November 2021 with a role in the SBS drama "Let Me Be Your Knight". He is now represented by Billions (빌리언스).

Known For

Men on a Mission
7.5

Male celebs play make-believe as high schoolers, welcoming star transfer students every week and engaging in battles of witty humor and slapstick.

Men on a Mission

2015
Amazing Saturday
7.6

A group of hungry celebrities listen to poppin’ tunes, from recent hits to all-time-favorites, to correctly dictate a part of the lyrics. The songs may sound familiar, but the part they must dictate are unclear to the naked ear, as the lyrics are slurred, muffled by strong beats, etc. If they get the lyrics right, they get to share exquisite regional dishes. But if they get them wrong, a professional eater gobbles it up instead.

Amazing Saturday

2018
SNL Korea
8.2

Korea's version of the late-night live television sketch comedy and variety show. The show's comedy sketches, which parody contemporary culture and politics, are performed by a large and varying cast of repertory cast members.

SNL Korea

2011
Weekly Idol
6.8

Weekly Idol is back with all new hosts. Cho Sae Ho, Hwang Kwang Hee and Nam Chang Hee are sticking together as a new unit group for Weekly Idol, a.k.a CKN Trio, to turn the idol world upside down! Get ready for their hot debut! Cho Sae Ho transforms himself into an idol expert. The hottest entertainer in the show business is marching into the idol world after taking over variety shows and he's more than ready to dominate the show with his amazing look and talents. They say idols understand each other best! As soon as being discharged from military service, Hwang Kwang Hee is reenlisted in Weekly Idol as a senior and a mentor to cheer his fellow idol friends. And lastly, the hidden card of the trio, Nam Chang Hee joins Weekly Idol. With his irresistible charms and talents, Nam Chang Hee becomes the irreplaceable member of Weekly Idol and shows off his amazing chemistry with idols.

Weekly Idol

2011
The Seasons
7.5

No description available.

The Seasons

2023
Star Road
N/A

OSEN’s “Star Road” is a program for Vietnamese hallyu fans where Korean celebrities showcase charms that haven’t been seen yet. From casual interviews to real daily life footage, it is expected to be well-received by fans.

Star Road

2018
Idol Room
9.0

Find out all about your favorite K-pop idol groups! Hosted by the “idol experts”, Jeong Hyeong-don and Defconn!

Idol Room

2018
Baek Jong-won's Alley Restaurant
7.0

Baek Jong-won, whose sharp business acumen and cooking mastery earned him a nickname 'the chef with golden hand,' is here to revive failing restaurants. Owners who bear Master Baek’s harsh criticism and take his advice will make their business fail proof!

Baek Jong-won's Alley Restaurant

2018
Produce 101
6.7

Produce 101 (프로듀스 101) is a reality music group survival show on Mnet. It is a large-scale project in which the public "produces" a unit group by choosing members from a pool of 101 trainees from 46 entertainment companies as well as the group's concept, debut song, and group name.

Produce 101

2016
Master Key
8.8

Master Key is an interactive variety show where celebrities compete with one another and play various games in order to achieve victory each week. The players have to find those who have the two Master Keys, reasoning through an intense psychological warfare. The viewers become "Watchers" and participate in the game as well. By the number of votes, each star receives special abilities. Who will be chosen by the Watchers and become the final winner?

Master Key

2017
Wanna One Go
8.0

A reality show that reveals exclusive behind-the-scene reality of Wanna One members!

Wanna One Go

2017
Let Me Be Your Knight
6.7

A story of romance and healing between one of the world’s greatest idols who is suffering from somnambulism and the doctor who is secretly treating him. Jun’s character Yoon Tae In is an untouchable idol star who is loved all around the world, and a musical genius who believes he is the center of the universe.

Let Me Be Your Knight

2021
Thundercloud Rainstorm
7.6

Bound by a debt, an illegitimate son moves in with his aloof cousin, unaware that their uneasy deal will spiral into a deep and dangerous obsession.

Thundercloud Rainstorm

2025
Wanna City
N/A

No description available.

Wanna City

2017
Hyunjae’s Now
N/A

No description available.

Hyunjae’s Now

2022
Idol Live Agent
5.0

“Idol Live Agent” is a crime investigation and mystery-solving variety show where Jang Dong-min, Hwang Kwang-hee, Heo Young-ji, and Korea’s first profiler, Professor Kwon Il-yong, team up to crack mysterious cases.

Idol Live Agent

2021
WANNA ONE GO: Back to Base
N/A

Seven years later, Wanna One returns! In the dream hideout "Wanna-Base,” filled with Wanna One’s long-held wishes, a new chapter of their story begins. Members who had been active individually in their own paths gather at Wanna-Base laughing, playing, and making new memories together— becoming a stronger “us."

WANNA ONE GO: Back to Base

2026
COMEBACK WANNA ONE : Nothing Without You
N/A

No description available.

COMEBACK WANNA ONE : Nothing Without You

2017
워너원 COMEBACK
N/A

No description available.

워너원 COMEBACK

2018
Wanna One 컴백 쇼 POWER OF DESTINY
N/A

No description available.

Wanna One 컴백 쇼 POWER OF DESTINY

2018