Doomsday Castle is a TV show on American national television from National Geographic with an average rating of 3.0 stars by WatchTVOnDemand.com's visitors. We have 8 episodes of Doomsday Castle in our archive. The first episode of Doomsday Castle was broadcast in July, 2014. Did you miss an episode of Doomsday Castle but don't you wan't that to happen in the future? Please set an alarm and add Doomsday Castle to your favorites, so we can remind you by email when there's a new episode available to watch. Completely free: handy!