Guest Stars Siân Phillips as Adele Goffe Amelia Bullmore as Caroline Hope Sorcha Cusack as Professor Joanna Pinnock Pamela Nomvete as Helen Parsons Amanda Ryan as Gina Goffe Paul Anderson as Alastair Darlow Aisling Bea as Hotel Receptionist Daniel Ryan as Felix Sansome Christopher Timothy as Barry Winter Nicholas Sidi as Stephen Blackmore Scott Arthur as Constable Ronald Pickup as Fr Moreno Mancini Uncredited Graham Curry as City Council Worker Ruth Rickman as Wedding Guest