《Life on mars》Cast

Jung Kyung-ho (born August 31, 1983) is a South Korean actor. He became well known for his supporting roles in I'm Sorry, I Love You (2004) and Time Between Dog and Wolf (2007), and his leading roles in Smile, You (2009) and Cruel City (2013).He has since had leading roles in Falling for Innocence (2015), One More Happy Ending (2016) and Missing Nine (2017).

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 and a serial killer in The Deal.

Go Ah-sung (born 10 August 1992) is a South Korean actress. She began her career as a child actress, notably in 2006 top-grossing blockbuster The Host. This was followed by major roles in Snowpiercer (2013), Thread of Lies (2014) and Office (2015), as well as the TV dramas Master of Study (2010) and Heard It Through the Grapevine (2015).