Guest Stars Caroline O'Neill as Win Thursday Abigail Thaw as Dorothea Frazil Sara Vickers as Joan Thursday Shvorne Marks as Monica Hicks Nick Waring as Force Medical Examiner Jessie Buckley as Kitty Batten Ksenia Lavrentieva as Frida Yelland Samuel Oatley as Mallory Liam Garrigan as Tony Frisco Beth Goddard as Barbara Batten Michael Hobbs as Returning Officer Philip Martin Brown as Bernard Yelland Pooky Quesnel as Muriel Todd David Westhead as Val Todd Jessica Ellerby as Diana Day Jamie Parker as Dr. Matthew Copley-Barnes Jonathan Coy as Archie Batten Celyn Jones as Jenkins William Mannering as Dr Malcolm Speight Emily Plumtree as Lydia Martin James Palmer as Justin Delfarge Nigel Cooke as Walter Fisher Uncredited Colin Dexter as Don on Bench outside Beaufort College
