Guest Stars Douglas Reith as Richard "Dickie" Grey, Lord Merton Howard Ward as Sergeant Willis Andrew Scarborough as Tim Drewe Daisy Lewis as Sarah Bunting Emma Lowndes as Mrs Drewe Richard E. Grant as Simon Bricker Helen Sheals as Mrs Wigan Jon Glover voices King George V Ben Bradshaw as Chemist Naomi Radcliffe as Mrs. Elcot Keiran Flynn as Hotel Receptionist Oliver Ashworth as Wireless Technician Simon Lawson as Man in Chemist Roberta Kerr as Chemist's Assistant Uncredited Fifi Hart as Sybbie Branson Scott Plumridge as Waiter