William Henry Duke Jr. is an American actor and film director. Known for his physically imposing frame, Duke works primarily in the action and crime drama genres often as a character related to law enforcement. Frequently a character actor, he has starred opposite Arnold Schwarzenegger in Commando and Predator, and has appeared in films like Car Wash, American Gigolo, No Man's Land, Bird on a Wire, Menace II Society, Exit Wounds, Payback, X-Men: The Last Stand, and Mandy. In television, he is best known as Agent Percy Odell in Black Lightning.

Commando is a 1985 American action thriller film directed by Mark L. Lester and produced by Joel Silver. It stars Arnold Schwarzenegger in the lead role, alongside Rae Dawn Chong, Alyssa Milano, Vernon Wells, Bill Duke and Dan Hedaya. The musical score was composed by James Horner.