Guest Stars Clarke Peters as Julius Hersheimmer Camilla Marie Beeput as Jane Finn Jonny Phillips as Whittington Paul Brennen as Lucky Madeline Appiah as Annette Alice Krige as Rita Vandemeyer Robert Whitelock as Conrad Mary Roscoe as Isobel Pettigrew Simon Lenagan as Assassin Richard Herdman as Gangster Shonn Gregory as Parisian Pete Meads as Mourner James Thomas Scott as Opera Customer Miles Roughley as George George Taylor as Dominic Villiers Jamie Taylor as Urchin Ancuta Breaban as Amber Peter Gordon as Old Man Ian Hogan as Fruit Seller Brett Carter as Prodraig