Darkest Hour is a TV show on British national television from BBC1 with an average rating of 3.0 stars by TelevisionCatchUp.co.uk's visitors. We have 1 episodes of Darkest Hour in our archive. The first episode of Darkest Hour was broadcast in May, 2020. Did you miss an episode of Darkest Hour but don't you wan't that to happen in the future? Please set an alarm and add Darkest Hour to your favourites, so we can remind you by email when there's a new episode available to watch. For free!