Guest Stars John Hannah as Dr. Gerard Christina Cole as Sarah Zoe Boyle as Jinny Boynton Tom Riley as Raymond Boynton Paul Freeman as Col. Carbury Mark Gatiss as Leonard Boynton Tim Curry as Lord Boynton Emma Cunniffe as Carol Boynton Christian McKay as Jefferson Cope Cheryl Campbell as Lady Boynton Beth Goddard as Sister Agnieszka