Guest Stars Tim Delap as Byron Kenichiro Thomson as Martin Adam Silver as Howard Pearl Mackie as Alysse Celia Imrie as Margaret "Meg" Roylin Graham Miller as Neil Barrow Sandy Amon-Schwartz as Sandy Elijah Isaiah Cook as Theo (CIA Officer) Pandora Colin as Lydia Trowbridge Maggie Daniels as Louisa Lucia McAnespie as Greta Claire Lacey as Matilda Ian Barritt as Priest Marcus Hutton as Morris Peter Harding as Kroft Zoë-Anne Phillips as Margo Sally Davey as Tess Jeremy Todd as Whitman Meg Lake as Emily
