Biography
Ko Sung-hee (Hangul: 고성희; born June 21, 1990) is a South Korean actress. She is best known for her leading roles in Diary of a Night Watchman (2014) and My Holo Love (2020). She has also starred in While You Were Sleeping (2017) and Mother (2018).
TV series with Ko Sung-hee
Gaus Electronics
2022 · Cha Na-rae
King Maker: The Change of Destiny
2020 · Hwang Bong-ryeon
My Holo Love
2020 · Han So-yeon
Ms Ma, Nemesis
2018 · Seo Eun-Ji
Suits
2018 · Kim Ji-Na
Mother
2018 · Shin Ja-young
While You Were Sleeping
2017 · Shin Hee-min
My Beautiful Bride
2015 · Yoon Joo-young
Spy
2015 · Lee Yoon-jin
The Night Watchman
2014 · Do-ha
Miss Korea
2013 · Kim Jae-hee
