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 Alistair Petrie as Robert Greenlaw Angel Coulby as Julia Redhead Leanne Best as Abigail Strickland Ṣọpẹ́ Dìrísù as Michael Antwi Cecilia Noble as Mrs. Antwi David Schofield as Alex Brady Sam Stockman as PC Rose Thomas Dominique as Big Ray Glyn Grimstead as Sgt. Douglas Trimble