A "masterpiece" World War 2 film about Britain's historic battle against Nazi Germany is streaming now in the UK. Darkest Hour (2017) focuses on war-time UK Prime Minister Winston Churchill (played by Gary Oldman), and his efforts to galvanise the British people with attacks on the homeland by Adolf Hitler's forces looming.Faced with growing voices within his cabinet calling for negotiation with Hitler's regime, Churchill must convince colleagues and general public that they're fighting for the very future of Western civilisation. The all-star cast also includes Kristin Scott Thomas as Churchill's wife and confidante Clementine, Lily James, Stephen Dillane, Ronald...