Guest Stars Gail Kemp as Nurse Gabrielle Drake as Lady Asherton Mali Harries as Nancy Miles Richardson as Algernon / Vicar Matthew Goode as Peter Lynley John Duttine as John Penellin Nicholas Burns as Mick Cambrey Claire Cox as Sidney Dominic Mafham as Justin Brooke Peter Egan as Dr. Trenarrow Karl Picton as Dying Patient Frances Jeater as Lady Bracknell Luke Healy as Jack Oliver Dimsdale as Mark Penellin Sam Cox as DI Boscowan Olivia Darnley as Cecily Olivia Poulet as Sasha Susie Trayling as Gwendoline / Vicar's Wife