by Contents
Movie
| Year | Movie | Role |
| 1999 | White Valentine | Jung-min |
| 2000 | Il Mare | Eun-joo |
| 2001 | My Sassy Girl | The Girl |
| 2003 | The Uninvited | Yeon |
| 2004 | Windstruck | Yeo Kyung-jin |
| 2006 | Daisy | Hye-young |
| 2008 | A Man Who Was Superman | Song Soo-jung |
| 2009 | Blood: The Last Vampire | Saya Otonashi |
| 2011 | Snow Flower and the Secret Fan | Sophia/Snow Flower |
| 2012 | The Thieves | Yenicall |
| 2013 | The Berlin File | Ryun Jung-hee |
| 2015 | Assassination | Ahn Ok-yun/Mitsuko |
TV Show
| Year | TV Show | Role |
| 1998 | Fascinate My Heart | Ka-yeong |
| 1999 | Happy Together | Seo Yoon-joo |
| 2013–2014 | My Love from the Star | Cheon Song-yi |
| 2016–2017 | Legend of the Blue Sea | Shim Chung/Se-hwa |
| 2020 | Kingdom | Ashin (cameo) |
| 2021 | Cliffhanger | Seo Yi-kang |
| 2021 | Kingdom: Ashin of the North | Ashin |
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