Churchill's Secret is a TV movie starring Michael Gambon, Romola Garai, and Lindsay Duncan. British Prime Minister Sir Winston Churchill (Sir Michael Gambon) suffers from a stroke in the summer of 1953, which is consequently kept a... Actors who played in the movie Michael Gambon, Romola Garai, Lindsay Duncan, Daisy Lewis, Matilda Sturridge.You are watching the movie Churchill's Secret produced in UK, USA belongs.