Secrets Declassified With David Duchovny
Sky History1 upcoming
Cracking the Code: When secrecy is survival, code becomes a weapon. From Vietnam rescues to WWII battlefields, hidden messages turn language into a powerful force. (S2, ep 6)
Saturday 18 July
23:00Sky History
1h·S2 E7
Secret Units: Elite units test defences and steal secrets. From SEAL Team Red Cell exposing fatal flaws, to the CIA's "The Shop" and WWII's Alamo Scouts. (S2, ep 7)