William Michael “Billy” Zabka (born October 20, 1965) is an American actor, screenwriter, director and producer. He is best known for his roles in several iconic 1980s films, such as his role as Johnny Lawrence in The Karate Kid (1984) and The Karate Kid Part II (1986), and the spin-off TV series Cobra Kai (2018–present).[1] In 2004, he was nominated for an Academy Award for co-writing and producing the short film Most.