since 2009, addy has starred with fay ripley in a series of adverts for the relaunched tesco clubcard. he played robert baratheon in the hbo series "game of thrones": addy's audition for the role was, according to showrunners david benioff and d. b. weiss, the best they saw, he being the easiest actor to cast for the show. he played hercules, one of the main characters in the bbc one fantasy drama series "atlantis", which started airing on 28 september 2013 in the uk. in the bbc tv drama "new blood" (2016), featuring young detectives from the serious fraud office and the london police service, addy played d.s. derek sands.