Hidden Killers is a TV show on British national television from BBC4 with an average rating of 3.0 stars by TelevisionCatchUp.co.uk's visitors. We have 9 episodes of Hidden Killers in our archive. The first episode of Hidden Killers was broadcast in July, 2017. Did you miss an episode of Hidden Killers but don't you wan't that to happen in the future? Please set an alarm and add Hidden Killers to your favourites, so we can remind you by email when there's a new episode available to watch. For free!