Lyle Martin Alzado was an American professional All Pro football defensive end of the National Football League (NFL), famous for his intense and intimidating style of play.

Alzado pursued an acting career in both movies and television, appearing mostly in youth-oriented comedy and adventure roles. His most notable film roles include the bully construction worker in Ernest Goes to Camp and the unstoppable killer in Destroyer. He also appeared in Mike Hammer: Murder Takes All as a notorious bodyguard and rifleman. He played prison staff member Brawn in the 1990 film Club Fed, and co-starred in the film Neon City.

On television, Alzado appeared in a number of mid-1980s commercials for Sports Illustrated with "Jack", who tries to help him perform the commercial correctly. He played himself, wearing his Raiders uniform, in the Amazing Stories episode "Remote Control Man" He also played himself in a 1988 episode of Small Wonder, and made a guest appearance on The Super Mario Bros. Super Show in 1989. Alzado starred in the sitcom Learning the Ropes as a high school teacher whose secret alter ego is a professional wrestler known as "The Masked Maniac," alongside numerous NWA Wrestling stars. Alzado appeared in the series premiere of the short-lived 1991 sitcom Good Sports with Ryan O'Neal and Farrah Fawcett, and in episodes of It's Garry Shandling's Show and MacGyver.