Sam Firstenberg (born Shmulik Firstenberg on March 13, 1950) is an Israeli-American film director, screenwriter and film producer. He is best known for having made low-budget B movies most of his career, among them the first two films in the American Ninja series, American Ninja and American Ninja 2: The Confrontation as well as Riverbend and Breakin' 2: Electric Boogaloo. Firstenberg's filmography includes genres such as comedy, action, drama, science fiction, thrillers, horror and musicals. (Via Wikipedia)