Slender Man is a TV show on British national television from Channel 5 with an average rating of 4.0 stars by TelevisionCatchUp.co.uk's visitors. We have 2 episodes of Slender Man in our archive. The first episode of Slender Man was broadcast in September, 2017. Did you miss an episode of Slender Man but don't you wan't that to happen in the future? Please set an alarm and add Slender Man to your favourites, so we can remind you by email when there's a new episode available to watch. For free!