Line of Duty star shares 'essential' pubs that crew visited in Belfast - along with other insider info from new series The cast and crew of the show have been sharing some behind the scenes secrets about the show Updated Martin Compston and Jessica Raine in Line of Duty Season 2 (Image: Twitter/BBC) Never miss a thing from Belfast and beyond - sign up for FREE newsletter direct to your inboxInvalid EmailSomething went wrong, please try again later. Subscribe When you subscribe we will use the information you provide to send you these newsletters. Your information will be used in accordance with ourPrivacy Notice.