Ko A-sung

Born: 1992-08-10

Ko Ah-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).


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Snowpiercer

as Yona
Released: 2013-08-01

In a future where a failed global-warming experiment kills off most life on the planet, a class...

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The Host

as Park Hyun-seo
Released: 2006-07-27

A teenage girl is captured by a giant mutated squid-like creature that appears from Seoul's Han...

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The Beauty Inside

as Woo-jin 101
Released: 2015-08-20

Woo-jin, a furniture designer who wakes up in a different body every day, falls for Yi-soo, a...

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The King

as Miss Kim
Released: 2017-01-18

A young Korean man surpasses his difficult childhood by becoming a powerful prosecutor, but soon...

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Right Now, Wrong Then

as Yeom Bo-ra
Released: 2015-08-13

Chun-su arrives in Suwon one day earlier than scheduled. He has a special lecture to give the...

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A Melody to Remember

as Park Joo-mi
Released: 2016-01-21

Second Lieutenant Han Sang-yeol leads his platoon during the Korean War in the early 1950s. He...

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Samjin Company English Class

as Lee Ja-young
Released: 2020-10-21

In mid '90s, 3 female high school-grad office workers take up English classes together to get...

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Thread of Lies

as Lee Man-ji
Released: 2014-03-13

A seemingly happy family gets rocked by the suicide of the 14-year-old daughter.

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Office

as Lee Mi-rye
Released: 2015-09-03

To nab a sales manager who's at large after murdering his family, a detective investigates the...

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A Brand New Life

as Ye-shin
Released: 2009-10-29

Young Jin-hee is taken by her father to an orphanage near Seoul. He leaves her there never to...

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Honeysweet

as Serenade woman
Released: 2023-08-15

Chi-ho works for a pastry firm as a careful and routine-oriented product designer with an...

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A Resistance

as Yu Gwan-sun
Released: 2019-02-27

17-year-old Yu Gwan-Sun participates in the Korean independence movement. The country is under...

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Because I Hate Korea

as Joo Kye-na
Released: 2024-08-28

Kye-na, an average woman in her late twenties, holds a steady job and a committed boyfriend,...

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Snowpiercer International Special Animation

as Yona (voice)
Released: 2013-07-18

Animated short film based on the movie Snowpiercer.

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3.11 A Sense of Home

as uncredited
Released: 2011-11-04

In memory of the Japanese earthquake on 3.11, each director presents a 3 minute and 11 second...

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Happy Life

as Gi-yeong's daughter, Joo-hee
Released: 2007-09-12

Three old friends who used to be part of a rock band reunite at the fourth member's funeral....

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Radio Dayz

as Sun-deok
Released: 2008-01-31

In April 1933, Korea’s Japanese occupiers launched the country’s first radio station, JODK. It...

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After the Banquet

as Mi-rae
Released: 2009-12-03

A group of old college friends reunite for a wedding. But after the banquet, a 15 year old girl...

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Duet

as Nancy
Released: 2012-04-19

Nancy (Ko Ah-Sung) is a musician, unable to open up to anyone due to a prior romance. Nancy...

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Running Man

as uncredited
First aired: 2010-07-11

A reality and competition show where members are joined by celebs to complete a weekly mission...

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You Hee-yeol's Sketchbook

as Self
First aired: 2009-04-24

You Hee-yeol's Sketchbook is a Korean pop music program that is both a talk show and live music...

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Amazing Saturday

as Self
First aired: 2018-04-07

A group of hungry celebrities listen to poppin’ tunes, from recent hits to all-time-favorites,...

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The Seasons

as Self
First aired: 2023-02-05

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Show!terview with Jessi

as Herself
First aired: 2020-06-11

Jessi is a Korean-American rapper and singer who brings a new style of talk show to South Korea....

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Midnight Diner: Tokyo Stories

as Yoona
First aired: 2016-10-21

In an otherwise mundane diner open from midnight to 7 a.m., there is no menu – but the chef...

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Life on Mars

as Yoon Na-Young
First aired: 2018-06-09

While investigating a serial murder case, Detective Han Tae Joo gets into a catastrophic...

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Next Entertainment, Visionary

as Self
First aired: 2021-01-18

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Heard It Through the Grapevine

as Seo Bom
First aired: 2015-02-23

Han In Sang and Seo Bom are young and in love, despite major differences in wealth and status....

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Doona!

as Ha-yeon
First aired: 2023-10-20

A college student navigates life and school while dealing with a unique predicament — he's...

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Radiant Office

as Eun Ho-Won
First aired: 2017-03-15

Ho Won is a young woman who struggles to find a steady job. Tired and hopeless, she attempted...

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Baeksang Arts Awards

as Self
First aired: 2012-04-26

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Tracer

as Seo Hey-young
First aired: 2022-01-07

Members of the NTS track down the traces of shameless and corrupt money.

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Master of Study

as Gil Pul-ip
First aired: 2010-01-04

Master of Study is about a determined lawyer who takes up a teaching position at a failing high...

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Crime Puzzle

as Yoo-hee
First aired: 2021-10-29

"Crime Puzzle" is a story where a criminal psychologist is sent to prison for murdering a...

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K-Ocean Pathfinders

as uncredited
First aired: 2020-10-18

K-Ocean Pathfinders is an entertainment show where the actor voyages from the West Sea to the...

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