Yoo Yeon-seok
Ahn Yeon-seok (born April 11, 1984), better known by the stage name Yoo Yeon-seok, is a South Korean actor. After making his acting debut in 2003 with a small role in Oldboy, he resumed his acting career in 2008. His notable works include the films Re-encounter (2011), Architecture 101 (2012), A Werewolf Boy (2012), Whistle Blower (2014), and Love, Lies (2016), as well as the television series Reply 1994 (2013), Dr. Romantic (2016), Mr. Sunshine (2018), Hospital Playlist (2020–2021), and When the Phone Rings (2024).
Acting
Movie
Oldboy
as Young Woo-jin
2003
Movie
No Other Choice
as Chin-ho
2025
TV
When the Phone Rings
as Baek Sa-eon
2024
Movie
A Werewolf Boy
as Ji-tae
2012
Movie
The Beauty Inside
as Woo-jin 123
2015
Movie
Hwayi: A Monster Boy
as Park Ji-won
2013
TV
Running Man
2010
TV
Mr. Sunshine
as Gu Dong-mae
2018
TV
Narco-Saints
as David Park
2022
TV
Hospital Playlist
as Ahn Jeong-won
2020
Movie
Architecture 101
as Jae-wook
2012
TV
Dr. Romantic
as Gang Dong-ju
2016
TV
Tastefully Yours
as Jeon Min
2025
Movie
Steel Rain 2: Summit
as Jo Seon-sa
2020
Movie
Vanishing
as Park Jin-ho
2022
Movie
Love, Lies
as Kim Yoon-woo
2016
TV
The Interest of Love
as Ha Sang-su
2022
TV
Resident Playbook
as Ahn Jeong-won
2025
Movie
Mood of the Day
as Kim Jae-hyun
2016
TV
Reply 1994
as Chil Bong-yi
2013
TV
Gu Family Book
as Park Tae-seo
2013
Movie
Horror Stories
as Kidnapper
2012
TV
Busted!
as Yoo Yeon-seok
2018
Movie
The Royal Tailor
as King Yeong-jo
2014