Guest Stars India Fowler as Chloe Averill Smylie Bradwell as Will Averill Dominic Tighe as Julian Sandford Seosaimhin Hennelly as Young Emma Billie Gadsdon as Young Phoebe Corinna Marlowe as Patricia Bournett Michelle Bonnard as DI Hildreth Robert Gilbert as Faisal Ahmed Ian Conningham as DS Caine Helen Walling-Richards as Mrs Anderson Jade Harrison as Michelle Simpson Mary McCusker as Mrs Mitchell Ella Bernstein as Young Caroline Nicola Harrison as Young Mrs Mitchell Neil Sheffield as Mr Mitchell Seabert Henry as Police Officer Jonathan Nyati as ICU Consultant Victoria Latham-Kelly as Uniformed Police Officer Chris Bell as Custody Sergeant