The doctor becomes convinced that something is wrong with him following a conversation with his mother, and Louisa's attempts at getting him to open up about the loss of his father prove futile. Mrs Tishell goes to the surgery for advice regarding a pain in her jaw, only to find herself falling in love with Martin all over again. Elsewhere, Al receives a visit from two military policemen who are trying to track down Mike Pruddy.
Source: RadioTimes HERE.