By Richard Hurford. In the early days of Queen Victoria's reign, a boy and a teenage girl - who he assumes to be a new maidservant but is in fact the young Victoria - go on an adventure through the chimneys of Buckingham Palace. Queen Victoria ...... Daisy Marsden Boy Cotton ...... Aidan Parsons Duchess Of Kent ...... Olwen May Sir John Conroy ...... Jonathan Keeble Mr Diggle ...... Malcolm Raeburn Directed by Nadia Molinari.