MARS is a TV show on American national television from National Geographic with an average rating of 3.5 stars by WatchTVOnDemand.com's visitors. We have 64 episodes of MARS in our archive. The first episode of MARS was broadcast in October, 2018. Did you miss an episode of MARS but don't you wan't that to happen in the future? Please set an alarm and add MARS to your favorites, so we can remind you by email when there's a new episode available to watch. Completely free: handy!