Guest Stars Amy Wren as Gemma Hillman Phil Davis as DI Liam Cox Catherine Tyldesley as Kate Tuckman Bronagh Waugh as DC Stella Beckett Shannon Murray as Hayley Jones Fehinti Balogun as Greg Sullivan Andrew Hawley as Tim Sarah Niles as DCI Jill Conroy Marcus Garvey as DC Roly Dalton Dominic Allburn as Carl Tuckman Erin Shanagher as Fiona Baker Karen Henthorn as Janice Baines Kíla Lord Cassidy as Caitlin Sterling Hubert Hanowicz as Pavel Ludic Sia Kiwa as Melissa Lucy Chambers as Chloe Tuckman Ian Puleston-Davies as Donald Vernon Phillip Langhorne as Dominic Banley
