The Last Day fleshes out a key moment that is spoken about in snippets in first few years of the show’s return - then fall of Arcadia. It is a genuinely unsettling, low budget short which is perhaps a little too short for the breadth of the ideas they are trying to portray. We do not get enough time to invest in the characters, or build up the anticipation of the final demise. But we do get a good scare.