Guest Stars Paul Popplewell as Paul Pegg Zoe Brough as Natalia Malinovsky Adam Seridji as Tristan Dalten Julie Atherton as Amy Baxter Rosie Dwyer as Rebecca 'Bex' Bryce Geraint Morgan as Minister David Alade as Sid Collier Seosaimhin Hennelly as Millie Baxter Christian Bradley as Jeff Butcher