Liu Kai-chi is a Hong Kong actor, best known for his "everyman" supporting roles. He is a Christian, and has appeared in several Christian themed projects. For 25 years he worked for TVB, Hong Kong's first over-the-air commercial station, but did not renew his contract in 2005.

On April 5, 2006, Liu's youngest son died after struggling with leukemia for three years. He was born in 2000. Liu's two older sons with his wife, Hong Kong actress Chan Man-yee, were born in 1994 and 1998.