William Zabka is an American actor and director. In 1984, he debuted starring as Johnny Lawrence in the film The Karate Kid. He next starred in the films Just One of the Guys, National Lampoon’s European Vacation, and The Karate Kid Part II. He also played Scott McCall in the TV series The Equalizer. In the 1990s, Zabka starred in the films Shootfighter: Fight to the Death and The Power Within, among others. He later had performances in these films released in the 2000s: Falcon Down, Landspeed, and Cake: A Wedding Story. He recently reprised his role as Johnny Lawrence in the YouTube Premium series Cobra Kai based on The Karated Kid films.