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 Sarah Niles as DCI Jill Conroy Marcus Garvey as DC Roly Dalton Kíla Lord Cassidy as Caitlin Sterling Hubert Hanowicz as Pavel Ludic Dominic Allburn as Carl Tuckman Shannon Murray as Hayley Jones Karen Henthorn as Janice Baines Andrew Hawley as Tim Fehinti Balogun as Greg Sullivan Lucy Chambers as Chloe Tuckman Carlyss Peer as Sarah Young Sebastian Peters as Max Young Uncredited Shane Senior as Vic
