Cast & creator
Yoo Yeon-seok
Best known for Running Man, Amazing Saturday, You Quiz on the Block
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).
Also known as: Yu Yeon-seok, Yeon-Seok Yoo
26
film credits
45
television credits
70
2003–2026 · acting roles
7.4
average across scored titles
Signature credits
Known for
Across film & television
Filmography (71)
Showing 71 of 71 credits
Running Man
2010
Amazing Saturday
Self
2018
You Quiz on the Block
Self
2018
Mr. Sunshine
Gu Dong-mae
2018
Dr. Romantic
Gang Dong-ju
2016
The Game Caterers
Self
2021
Just an Excuse
Self
2022
Hospital Playlist
Ahn Jeong-won
2020
The Seasons
Self
2023
Oldboy
Young Woo-jin
2003
Salon Drip
Self
2023
Nattering with Nah
2023
Whenever Possible
Self - Host
2024
Busted!
Yoo Yeon-seok
2018
Resident Playbook
Ahn Jeong-won
2025Resident Playbook
Theme Song Performance
2025
No Other Choice
Chin-ho
2025
Phantom Lawyer
Shin I-rang
2026
When the Phone Rings
Baek Sa-eon
2024
Narco-Saints
David Park
2022
Tastefully Yours
Jeon Min
2025
Reply 1994
Chil Bong-yi
2013
Kangchi, the Beginning
Park Tae-seo
2013
Youth Over Flowers
Self
2014
The Interest of Love
Ha Sang-su
2022
The Perfect Lie
Min Jun-ho
2026
Warm and Cozy
Baek Geon-woo
2015
Yoobari Talkbari
Self - Host
2025
Dream
Noh Chul-joong
2009
Vanishing
Park Jin-ho
2022
The Assassin(s)
2026
A Bloody Lucky Day
Geum Hyuk-soo
2023
Park Jin-young's Party People
Self
2017
General Hospital 2
Woo-jin Heo
2008
Coffee Friends
Self
2019
A-List to Playlist
Self
2024
Possessed
Baek Joong-chan
2009
Hospital Playlist Goes Camping
Self
2021
Three Meals a Day: Doctors
Self
2021
Melon Music Awards
Messenger
2009
Bro&Marble in Dubai
Self - God Bro
2023
A Werewolf Boy
Ji-tae
2012
What is Mom
Yoo Yeon-Seok
2012
Hospital Playlist Throwback
Self
2020
The Beauty Inside
Woo-jin 123
2015
Hwayi: A Monster Boy
Park Ji-won
2013
Steel Rain 2: Summit
Jo Seon-sa
2020
위키드(WE KID)
2016
New Year Blues
Jae-heon
2021
Architecture 101
Jae-wook
2012
Late Night Hospital
Yoon Sang Ho
2011
Running Gu
Heo Ji-Man
2010
My Heart Puppy
Min-soo
2023
Mood of the Day
Kim Jae-hyun
2016
The Royal Tailor
King Yeong-jo
2014
Horror Stories
Kidnapper
2012
Love, Lies
Kim Yoon-woo
2016
Perfect Proposal
Lee Sung-yeol
2015
A Quiet Dream
Man on a Motorcycle
2016
Born To Sing
Dong-soo
2013
The Whistleblower
Shim Min-ho
2014
Eighteen, Nineteen
Ho-Ya
2012
Two Weddings and a Funeral
Joon
2012
Moscow
2011
Money Show
Man
2009
Old Days
Self
2016
Together Rewind
2021
심야병원
Yoon Sang-ho
2021Princess Covet the Scholar
Seo Yul
Homicide Sonata
2011
Re-encounter
Han-soo
2011