River Monsters is a TV show on British national television from ITV4 with an average rating of 3.1 stars by TelevisionCatchUp.co.uk's visitors. We have 190 episodes of River Monsters in our archive. The first episode of River Monsters was broadcast in September, 2017. Did you miss an episode of River Monsters but don't you wan't that to happen in the future? Please set an alarm and add River Monsters to your favourites, so we can remind you by email when there's a new episode available to watch. For free!