John Zenda (July 21, 1944 – August 3, 1994) was an American actor who starred in films and on television. He is best known for his role in the horror movie "Halloween II" as a Marshal. His other well-known role was Supervisor Wagner in the 1983 hit drama movie "Bad Boys". His final film was the 1990 movie "Catchfire" (1990).
John Zenda quit acting after 1990, making "Catchfire" his final film.