Guest Stars Gina Bramhill as Gemma Heidi Monsen as Milena Livingstone Pippa Haywood as Frances Shaw Hannah Walters as Alison Lipton Rita Davies as Mrs Marjorie Sutton Katie West as Tania Maimie McCoy as Christine Peter de Jersey as Dr Gerald Sams William Gaunt as Paul Manning Karen Archer as PC Wootten Carolyn Lyster as Kitty Manning Madeleine Howard as Dr Mackay Marie McGonigle as Young PC Peter Manchester as PC Dawkins