Windscale: Britain's biggest nuclear disaster will be broadcast on Monday, 8 October, 2007, at 2100 BST on BBC Two.
Fifty years ago, on the night of 10 October 1957, Britain was on the brink of an unprecedented nuclear tragedy. A fire ripped through the radioactive materials in the core of Windscale, Britain's first nuclear reactor.
SourceNick, where were you that night?