Thread of Lies is a 2014 South Korean mystery thriller film based on the 2009 bestselling novel Elegant Lies by Kim Ryeo-ryeong. Directed by Lee Han, it starred Kim Hee-ae, Go Ah-sung, Kim Yoo-jung and Kim Hyang-gi.

Kim Hee-ae is a South Korean actress. She is best known for her leading roles in Korean dramas such as Sons and Daughters (1992), Perfect Love (2003), My Husband's Woman (2007), How Long I've Kissed (2012), Secret Affair (2014), and The World of the Married (2020). She has received multiple acting awards including two Daesang and four Best Actress Awards for Television at the Baeksang Arts Awards. In 2020, she was selected as Gallup Korea's Television Actor of the Year.