Castles in the Sky Premiers tonight!

The previously untold remarkable story of the fight to invent RADAR by Scotsman Robert Watson Watt and a team of British scientists premieres tonight on BBC2 at 9pm.  Castles In The Sky is being produced by Hero Film and Television & Black Camel Pictures and stars Eddie Izzard, Laura Fraser, Alex Jennings, Julian Rhind-Tutt and Joe Bone,