Castles in the Sky, BBC Two
Eddie Izzard quietly convincing as scientist who invented radar
On the face of it, it's one of the more counter-intuitive pieces of casting this year; surreal stand-up and possible future Labour Mayor of London Eddie Izzard as Robert Watson Watt, the Scottish scientist who helped develop radar. But on second thoughts, perhaps not, as Watson Watt had to overcome prejudice and entrenched opinion to see his vision through.