
Ko A-sung
Acting
Born: 1992-08-10 Β· Seoul, South Korea
Biography
Ko A-sung (born 10 August 1992) is a South Korean actress. She began her career as a child actress, notably in 2006 top-grossing blockbuster The Host. This was followed by major roles in Snowpiercer (2013), Thread of Lies (2014) and Office (2015), as well as the TV dramas Master of Study (2010) and Heard It Through the Grapevine (2015).
π¬ Movies (20)

Time of Cinema
2026

Pavane
2026
Mi-jung

Because I Hate Korea
2024
Joo Kye-na

Honeysweet
2023
Serenade Woman

Samjin Company English Class
2020
Lee Ja-young

A Resistance
2019
Yu Gwan-sun

The King
2017
Miss Kim

A Melody to Remember
2016
Park Joo-mi

Right Now, Wrong Then
2015
Yeom Bora

Office
2015
Lee Mi-rye

The Beauty Inside
2015
Woo-jin 101

Thread of Lies
2014
Lee Man-ji

Snowpiercer
2013
Yona

Snowpiercer International Special Animation
2013
Yona (voice)

Duet
2012
Nancy

3.11 A Sense of Home Films
2011

After the Banquet
2009
Mi-rae

A Brand New Life
2009
Ye-shin

Radio Dayz
2008
Sun-deok

The Happy Life
2007
Joo-hee
πΊ TV Shows (20)

21c Woman Shelter
2026
Self - Host

μΈμμ΄ μν
2025

Edward Lee's Country Cook
2025
Self

Doona!
2023
Ha-yeon

Salon Drip
2023
Self

The Seasons
2023
Self

Tracer
2022
Seo Hey-young

Crime Puzzle
2021
Yoo-hee

SNL Korea
2021
Self - Host

Next Entertainment, Visionary
2021
Self

K-Ocean Pathfinders
2020

Show!terview with Jessi
2020
Self

Life on Mars
2018
Yoon Na-Young

Amazing Saturday
2018
Self

Radiant Office
2017
Eun Ho-Won

Midnight Diner: Tokyo Stories
2016
Yoona

Heard It Through the Grapevine
2015
Seo Bom

Baeksang Arts Awards
2012
Self

Running Man
2010

Master of Study
2010
Gil Pul-ip