Posted in: BBC, TV | Tagged: Blue LightsBlue Lights Announces Richard Dormer Returning for Series 4Richard Dormer is returning for the fourth season/series of the hit Irish cop drama Blue Lights as the series's big bad, Gerry Cliff. Article Summary Richard Dormer returns as villain Gerry Cliff for Blue Lights Series 4 on BBC and BritBox. Richard Dormer, best known for being in Game of Thrones, who played big bad Gerry Cliff in the BAFTA and RTS award-winning Blue Lights, is returning to the fourth series of the Belfast police drama. Gerry Cliff was such an integral part of series one, so to have Richard Dormer back alongside our talented cast is a dream come true. Blue Lights is streaming on Britbox in the US.