Guest Stars Amy Wren as Gemma Hillman Catherine Tyldesley as Kate Tuckman Marcus Garvey as DC Roly Dalton Phil Davis as DI Liam Cox Dominic Allburn as Carl Tuckman Fehinti Balogun as Greg Sullivan Bronagh Waugh as DC Stella Beckett Sarah Niles as DCI Jill Conroy Shannon Murray as Hayley Jones Erin Shanagher as Fiona Baker Karen Henthorn as Janice Baines Andrew Hawley as Tim Kíla Lord Cassidy as Caitlin Sterling Hubert Hanowicz as Pavel Ludic Lucy Chambers as Chloe Tuckman Sia Kiwa as Melissa Asha Kingsley as Orla Bowers Uncredited Shane Senior as Vic
