Walter Bruce Willis (born March 19, 1955) is an American actor, producer, and singer. His career began on the Off-Broadway stage and then in television in the 1980s, most notably as David Addison in Moonlighting (1985–1989). He is known for his role of John McClane in the Die Hard series. He has appeared in over 60 films, including Color of Night (1994), Pulp Fiction (1994), 12 Monkeys (1995), The Fifth Element (1997), Armageddon (1998), The Sixth Sense (1999), Unbreakable (2000), Sin City (2005), Red (2010), The Expendables 2 (2012), and Looper (2012).

Willis married actress Demi Moore in 1987, and they had three daughters, including Rumer, before their divorce in 2000. Since 2009, he has been married to model Emma Heming, with whom he has two daughters.