Guest Stars Caroline O'Neill as Win Thursday Abigail Thaw as Dorothea Frazil Sara Vickers as Joan Thursday Matt Walker as Ray Morton Adam Levy as Elliott Blake Sam Hoare as Dr. Tristan Berger Christopher Coghill as Seth Chattox Sheila Hancock as Dowsable Chattox Alex Wyndham as Dr. Jon Levin Grahame Fox as Zebulon Sadler Joanna Horton as Selina Berger Natalie Burt as Alison Laxman Sam Redford as Sgt. Troy Martin Jane Whittenshaw as Morag Morrison Simon Meacock as Nigel Warren Michael Pennington as Professor Donald Bagley Phillip Edgerley as Quizmaster Alex Mann as Dr. Matthew Laxman Raj Paul as Doctor Emily Forbes as Ros Levin
