An Exorcism Goes Awry in the Sinister Trailer for Nun Horror Agnes

Two young nuns, Mary (Castle’s Molly C. Quinn) and Agnes (Hayley McFarland), meet at a convent and form a friendship—but as the trailer for new horror movie Agnes suggests, one of them is being followed by some kind of poltergeist-like presence… and the other becomes quite-possibly demonically possessed. At least it…