The Smile Has Left Your Eyes is a 2018 South Korean television series starring Seo In-guk, Jung So-min and Park Sung-woong. It is a remake of the 2002 Japanese television series Sora Kara Furu Ichioku no Hoshi. It aired on tvN from October 3 to November 22, 2018 every Wednesday and Thursday at 21:30 (KST).

Park Sung-woong is a South Korean actor. Following his acting debut in No. 3 in 1997, Park has starred in several movies and television series, notably as a gangster in New World (2013) and a serial killer in The Deal (2015).