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