Guest Stars Fiona Dolman as Sarah Barnaby Annette Badland as Dr. Fleur Perkins Isabel Shaw as Betty Barnaby Carolina Main as Heather Wilder Natalie Gumede as Rachel Stevenson Jaye Griffiths as Lilly Wilder Tom Chambers as Ray Wilder Christopher Timothy as Ned Barnaby Jack Hawkins as Jake Hannity Kazia Pelka as Tanya Brzezinski Cassidy Little as Duncan Corrigan Faye Tozer as Roas Corrigan Nigel Havers as Andrew Wilder Danny Mac as Anton Walsh Luke Pierre as Warren Cunningham
