Guest Stars James McKenna as Sgt. Don Brady Julia St. John as Dr. Amanda Chase Adrian Dunbar as Gerry Berland Phyllis Logan as Christine Moorhead Adam James as Gregory Salmond Poppy Lee Friar as Sophie Moorhead Niamh Cusack as Sally Berland Simon Shepherd as Tom Viner George Costigan as Allen Moorhead Branko Tomovic as Marek Lisowski Stevee Davies as Joshua Moorhead Leah Bracknell as Carolyn Viner Chris Overton as Sean Berland Hasan Dixon as Neil Viner Fiona Glascott as Jenny Mallinger Jamie Samuel as Brian Shanklin Anton Wright as Paul Timms
