Guest Stars Jonathan Cake as Hattersley Joe Absolom as Fergus Markham Sarah Badel as Rachel Sean Gallagher as Hargrave Paloma Baeza as Rose Markham Jackson Leach as Arthur Beatie Edney as Annabella Dominic Rowan as Lowborough Kim Durham as Benson Susannah Wise as Millicent James Smith as Helen's Uncle Linda Marlowe as Helen's Aunt Simon Carter as Vicar Jeremy Anthony as Mr. Boarham