What One Document Ruined This Spy's Perfect Cover?

Why Did German Troops Stop Shooting at This One Helmet?

One Cup of Tea Was All It Took to Catch a Nazi Spy

Why Did a Ration Book Become Britain's Secret Weapon?

The One Signature That Every Nazi Forger Got Wrong

Why Did Nazi Pilots Confess Everything in a British Cell?

The Nazi Agent Who Ordered a Pint and Sealed His Own Fate

The British Accent Mistake That Got Every Nazi Spy Arrested in a Week

The Breakfast a Nazi Spy Ordered That Exposed Him as a German Agent

The Sign That Wasn't There: How Three Nazi Spies Walked Straight Into MI5's Hands

The Tiny Mistake Crossing a Road That Exposed a Nazi Spy

How One Wrong Word Could Unmask a Nazi Spy in Britain

The British Postbox a Nazi Spy Used That Led MI5 to His Safe House

The Train Seat a Nazi Spy Chose That Handed Him to British Intelligence

The Library Book a Nazi Spy Borrowed That Led MI5 Straight to His Door

The British Queue a Nazi Spy Joined That Told MI5 He Was Foreign

The Pub Order a Nazi Spy Made That Got Him Arrested Before He Finished It

The Street Map in a Nazi Spy's Bag That Got Him Arrested on Arrival

The Hotel Register a Nazi Spy Signed That Handed Him to MI5 That Night

The British Coins in a Nazi Spy's Hand That Exposed Him in Seconds

The Grocery List in a Nazi Spy's Coat That Got Him Shot at Dawn

The British Bus Ticket a Nazi Spy Kept That MI5 Used to Arrest Him

The Pen in a Nazi Spy's Pocket That Gave His Nationality Away Immediately

The Way a Nazi Spy Lit His Cigarette That Handed Him to MI5 Instantly

The Wristwatch a Nazi Spy Wore That Got Him Arrested on the Spot

The British Umbrella Carry That Flagged Every Nazi Spy on Sight

The Tea Cup Hold That Handed Every Nazi Spy Straight to MI5

The British Handshake That Betrayed Every Nazi Spy in One Second

The Trouser Crease That Gave Away Every Nazi Spy in Occupied France

The British Newspaper Fold That Exposed Every Nazi Spy on the Train

The British Flying Boot With a Hollow Heel That Fooled Every Nazi Guard

The German Products in Three Nazi Spies' Bags That Got Them Hanged

The British Collar Stud That Hid a Compass — German Guards Held It Daily

The British Razor Blade That Helped Thousands Escape Nazi Prison Camps

The British Uniform Button That Pointed North — German Guards Never Knew

The Hollow Razor a Nazi Spy Carried That Contained His Entire Secret

The Diamond Ring in a Nazi Spy's Pocket That Handed Him Straight to MI5

The British Pajamas a Nazi Spy Wore That Blew His Cover That Night

MI5 Caught a Nazi Spy — All Because of a Lemon in His Pocket

The Fashion Sketch a Nazi Spy Posted That MI5 Read Before It Arrived

Why Did MI5 Arrest a Nazi Spy Just Because of an Extra Stamp?

The British Pharmacy Visit That Got a Nazi Spy Arrested Immediately

The Tailor's Label Sewn Inside a Nazi Spy's Coat That Got Him Shot

The British Matchbox a Nazi Spy Carried That Gave His Identity Away

The British Dental Filling That Exposed Every Nazi Spy Who Was Caught

The British Zip That Blew Every Nazi Spy's Cover in Occupied France

The British Collar Stud That Got Every Nazi Spy Arrested on the Spot

The Way a Jacket Button Was Sewn That Exposed Every Nazi Spy in France

The British Wartime Tune That Exposed Every Nazi Spy Who Heard It

Why Germans Called British Paratroopers "Red Devils" in WW2

The Regiment Germany Feared Most — And Why They Were Right

The Shoe on Your Foot That Told Britain You Were a Spy

Why Nazi Spies Couldn't Survive Britain's ID Card System

One Coin Error That Got a German Spy Arrested Instantly

The Ration Book Mistake That Handed a Spy to MI5

How Buying a Train Ticket Blew a Nazi Spy's Cover in WW2

The Simple Pub Rule That Exposed Every Nazi Spy in Britain

500 Stuffed Dolls Dropped Over France Before D-Day — Germans Spent Morning Chasing Them

Britain Caught Every German Spy and Broke Every One — With Just a Room, a Chair, and One Man's Voice

The Ridiculous British Knitting Pattern That Made Every German Spy Expose Themselves Immediately