London rain

May, 1937, and London prepares to crown a new king. Bestselling writer Josephine Tey is in town to oversee a BBC radio production of her play, but adultery, treachery and pent-up jealousies are stalking the corridors of Broadcasting House. At the height of the Coronation celebrations, Detective Chief Inspector Archie Penrose is called in to investigate the murder of one of the BBC's best-known bro...