Guest Stars Vincent Regan as Dominic Carter Daniel Ezra as Dan Johnson Derek Riddell as Paul Brightman Tamara Lawrance as Clem Johnson Shannon Hayes as Ella Johnson Angel Coulby as Julia Redhead Leanne Best as Abigail Strickland Ṣọpẹ́ Dìrísù as Michael Antwi Thomas Dominique as Big Ray Ian Peck as Peter Mackie