Martin Clunes Dr. Martin Ellingham Actor Caroline Catz Louisa Glasson Actor Ian McNeice Bert Large Actor Joe Absolom Al Large Actor Selina Cadell Mrs Tishell Actor Jessica Ransom Morwenna Newcross Guest Star Caroline Quentin Angela Sim Guest Star Paul Copely Walter O'Donnell Guest Star Buffy Davis Pippa Woodley Guest Star Stuart Orme Director Andrew Rattenbury Writer