Guest Stars Jane Wymark as Joyce Barnaby Barry Jackson as Dr. George Bullard Laura Howard as Cully Barnaby Suzanne Burden as Rebecca Plunkett Ian Peck as James Tapsell Peter Cellier as Peregrine Slade Jonathan Cullen as Melrose Plunkett Will Knightley as Andrew Turner Honor Blackman as Isobel Hewitt Amanda Root as Ruth Scholey Roger Swaine as Customer Jeff Rawle as Derrick Seagrove Susan Wooldridge as Margaret Seagrove Eileen Page as Beatrice John Warnaby as Keith Scholey June Barrie as Gwen Dobson Richard Durden as Duncan Goff Robert Putt as Oyster Man Philip Franks as Quentin Roka Jane Downs as Dixie Goff Sidney Livingstone as Barman / Landlord Alison Rose as Angela Goff James Hazeldine as Leo Bantock Malcolm Raeburn as Steve