Guest Stars Fiona Dolman as Sarah Barnaby Tamzin Malleson as Dr. Kate Wilding Clare Calbraith as Catrina Harper Ace Bhatti as Harry Dutta Maureen Lipman as Margaret "Mags" Dormer Harry Hadden-Paton as Lawrence Janson Barnaby Kay as Adrian Sharp Jay Taylor as Peter Groves Kenny Ireland as George Dormer Charles Daish as Jack Clough Soraya Radford as Gagan Dutta Tim Wallers as Jeremy Harper Kelly Price as Tanya Walker Uncredited Shaun Lucas as Torch Bearer
