How a Wife Discovered Her Husband's Double Life as a Soviet Spy (Cold War Story)

How FBI Cracked a Spy Code Written on a Grocery Receipt

How an Electrician Discovered a Soviet Spy by One Illegal Wiring Trick (Cold War Story)

How a Refrigerator Repairman Found a Strange Device that Uncovered a Soviet Spy (Cold War Story)

How a Waitress Recognized a Soviet Spy by His Coffee Order (Cold War Story)

How a Woman Discovered Her Twin Sister Was a Soviet Spy (Cold War Story)

KGB Officer Gave CIA 5,000 Secret Files — Then Walked Back Into Soviet Embassy 3 Months Later

The Grandma Who Used Chimney Smoke as Code to Guide Allied Bombers

How a Librarian's Attention to Detail Exposed Soviet Dead Drop System | Cold War

How FBI Deciphered a Soviet Spy Code Scribbled on a Restaurant Bill

How a Husband Discovered His Wife Was a Soviet Spy (Cold War Story)

How A Washington Bartender Exposed That His Regular Customer Was A Soviet Spy (Cold War Story)

How Mossad’s Deadliest Woman Hunted the "Doctor of Death" Across Europe

Как Моссад вычислил человека, который стер своё лицо и прожил под чужим именем пятнадцать лет

How a School Janitor Uncovered a Soviet Spy Ring Hidden in Plain Sight (Cold War Story)

The Gentleman Spy - Moscow's Man Inside MI6 | True Life Spy Stories

How a Guard Dog’s Strange Behavior Led to the Exposure of a Soviet Spy (Cold War Story)

How Four Village Nuns Identified a Soviet Spy by a Single Prayer Mistake (Cold War Story)

Они называли это "Железнодорожная молочная ферма"... Пока их сыр не накормил весь город всю зиму.

How a Husband Discovered His Wife Was a MOSAD SPY

How One 17-Year-Old Girl’s “Silly” Idea Uncovered Germany’s Hidden Spy Network