Guest Stars Amanda Payton as Dr. Alison Parfit Anna Maxwell Martin as Kelly Major Rosie Cavaliero as DCS Dennett Tracy-Ann Oberman as Helen Chalmers Steve Oram as DI Gilbert Emily Lloyd-Saini as DI Ryle Michelle Greenidge as PC Williams (not Judy) Anna Leong Brophy as The Voice of A.L. David Shelley as Priest Faith Edwards as Civil Servant Richard Pepple as Kristof Leila Hoffman as Mrs. Latimer
