Guest Stars Sadie Frost as Natasha Paul Hegarty as Don Matthew O'Brien as Darren Sharon Duce as Thea Helena McCarthy as Mrs. Dennis Amanda Parfitt as Stella Gus Hargreaves as Nikki Howard Titus Blackwell as Simon Nick Orchard as Dr. Chris Alton Lucy Raffety as Donna Lotte Elwell as Imogen Felicity Steel as Ruth Howard Amy Robinson as Julie Albert Welling as Terence George Irving as Paul James Ottaway as Edwin Palmer Seth Jackson as Richard Paul Alexander as Gordon Howard