Kang Sung-jin is a South Korean actor. Kang acted in the lead role in The Humanist (2001), APT (2006), Mission Possible: Kidnapping Granny K (2007) and Life Is Cool (2008).

Kang Byul is a South Korean actress. She made her acting debut in 2008 and was cast in her first leading role in the television drama Miss Mamma Mia (2015).