Jonathan Francis "Jon" Cassar (born April 27, 1958) is a Maltese-Canadian television director and producer, known for his work on the first seven seasons of 24. In 2006, he won the Primetime Emmy Award for Outstanding Directing for a Drama Series for his work on the episode "Day 5: 7:00 a.m. – 8:00 a.m.". In 2011, he produced and directed all episodes of the Canadian-American miniseries The Kennedys, for which he won the Directors Guild of America Award for Outstanding Directing – Television Film and was nominated for the Primetime Emmy Award for Outstanding Miniseries or Movie.