Episode Two of Spies Of Warsaw, starring David Tennant and Janet Mongomery, is repeated on BBC Four at 11.30pm tonight.
And don't forget that the BBC's on demand service BBC iPlayer means that you can catch up with it until Tuesday 29th January here.
About the episode:
Classic tale of spying, intrigue and romance, based on the novels of Alan Furst.
Warsaw 1938. French military attache Colonel Jean-Francois Mercier is also a spy on a mission, one which takes him undercover to Czechoslovakia on the trail of the elusive Chaika, a man who can lead him into the heart of the Nazi war machine.
Back in Warsaw, his erstwhile mistress Anna Skarbek is devastated by news of her ex-lover and political refugee and journalist Max Mostov. Heartbroken, she flees to Spain on a League of Nations mission of mercy.
As the Nazi storm clouds gather over Europe, dashing Polish Colonel Anton Pakulski undertakes his own mission, a mission that goes to the heart of protecting the very future of Poland itself.