An unabridged reading of this original BBC Books book featuring the 6th Doctor, as played on TV by Colin Baker. When an RAF squadron shoots down an unidentified aeroplanes over Turelhampton, the community is instantly evacuated. But how come the community still guarded by soldiers in 2001? Whenever a television documentary staff break through the cordon looking for a story, they discover they’ve recorded more than they’d bargained for. Caught up in both a deadly conspiracy and a historic mystery, retired Brigadier Lethbridge-Stewart phone calls upon his older friend the Doctor. Half-glimpsed demons watch from your shadows as the Doctor and the Brigadier travel back in time to discover the final, and deadliest, top secret of the Second World War. Duration: 8 hours approx