Secret HistorySeason 51997 · 9 episodesEpisodes1Lords of the Underworld2The Tragedy of HMS Glorious3Breaking the Sound BarrierThe programme reveals how close Britain came to winning the race to fly faster than sound - a race won by the Americans in 1947.4Gold Fever5Spying for Love6Spying for Love7The Forgotten Famine8The Cawnpore Massacres9Episode 910Episode 1011Episode 1112Episode 12Season 1Season 2Season 3Season 4Season 6Season 7Season 8Season 9Season 10Season 11Season 12Season 13Season 14Season 15Season 16Season 17Season 18
