John MavrogeorgeJohn Mavrogeorge Selective FilmographyHalo 4: Forward Unto Dawn(2012)Assistant directorFirst assistant director (5 episodes, 2012)Eureka(2006)Assistant directorFirst assistant director (39 episodes, 2006-2012)Battlestar Galactica(2004)Assistant directorFirst assistant director (5 episodes, 2004-2005)Seven Days(1998)Assistant directorFirst assistant director (2 episodes, 2000)Unforgettable(1996)Assistant directorThird assistant director(*) uncredited