Guest Stars Isobelle Molloy as Ruby Williams Sophia del Pizzo as DS Nikki Martel Rohan Nedd as Charlie Nolan Kate Bracken as Alice Lowry Tina Harris as Valerie Tuyen Do as Christina Scott Gerald Kyd as Minister Cameron Connie Walker as Evie Scott Simon Paisley Day as Alan Scott Aryana Ramkhalawon as Kim Roberts Naomi Sheldon as Estate Agent Sophie Wise as Suspect Mary Tricia Deighton as Elderly Lady Luca Sin as Arthur Scott