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