The Halcyon is a TV show on British national television from ITV1 with an average rating of 4.0 stars by TelevisionCatchUp.co.uk's visitors. We have 8 episodes of The Halcyon in our archive. The first episode of The Halcyon was broadcast in March, 2017. Did you miss an episode of The Halcyon but don't you wan't that to happen in the future? Please set an alarm and add The Halcyon to your favourites, so we can remind you by email when there's a new episode available to watch. For free!