Guest Stars Fiona Dolman as Sarah Barnaby Annette Badland as Dr. Fleur Perkins Laila Rouass as Vanessa Debouverie Rebecca Night as Chrissie Larkton Robert Gilbert as Tom Larkton Jo Martin as Denise Bantrig Paul Chahidi as Gabriel Arnson Martin Trenaman as Silas Bantrig Russell Floyd as Jack Duncroft Flaminia Cinque as Maria Cignoni Geoffrey Lumb as Nathan Duncroft Natasha Atherton as Lara Milton / Sophie Rendle Harry Taurasi as Bobby Cignoni Jola Jassy as Clare Simkins Chris Coniston as Ricky Naybury