Undetected

Megan and Alessia share the story of U.S. Navy officer, John Anthony Walker, who was caught selling American secrets to the USSR.

Megan and Alessia recount the story of one of the most daring Russian double agents in history, Adolf Tolkachev.

Megan and Alessia explore the tragic espionage tale of Red Orchestra member, Mildred Harnack.

Megan and Alessia investigate the rise and fall of Stalin's "master spy," Richard Sorge.

Megan and Alessia explore the story of one of the most famous female spies in history, Mata Hari.

Megan and Alessia recount the story of British spy master and espionage pioneer, Sir Francis Walsingham.

Megan and Alessia dive into the story of Operation Anthropoid, two commandos' plot to assassinate Reinhard Heydrich.

Megan and Alessia explore the life and exploits of America's greatest traitor, Aldrich Ames.

Megan and Alessia unfold the courageous, yet tragic tale of French Resistance leader Jean Moulin.

Megan and Alessia investigate the failed espionage career of Russian spy Anna Chapman.

Megan and Alessia dive into the thrilling story of the last Nazi spies in America, Erich Gimpel and William Colepaugh.

Megan and Alessia are back to explore the life of Noor Inayat Khan, the first female radio operator in Nazi-occupied France.

Megan and Alessia investigate Roald Dahl's works for the BSC sharing American secrets with the British.

This week, Megan and Alessia dive into the story of Brian Regan and his plot to sell classified information to America's enemies.

This week, Megan and Alessia explore the espionage work and unceasing idealism of Cuban spy Ana Montes.

This week, Megan and Alessia investigate the double agent life of Sergei Skripal and a sinister Russian plot.

This week, Megan and Alessia explore the treasonous career of Noshir Gowadia as he sold top secret information to the highest foreign bidders.

This week, Megan and Alessia follow the story of Frederick Rutland as he goes from British hero to Japanese spy.

This week, Megan and Alessia dive into the little known resistance story of the famed actress Audrey Hepburn during World War II.

This week, Megan and Alessia resolve the cliffhanger of the previous episode as Fritz Duquesne continues his quest for revenge and adventure.

This week, Megan and Alessia explore Fritz Duquesne's backstory and learn how he made a sworn enemy of the British.

This week, Megan and Alessia recount the exploits of the one and only, Sidney Reilly, the man who supposedly inspired Ian Fleming's James Bond.

This week, Megan and Alessia continue exploring the exploits of French spy Marthe Cohn nearing the end of World War II.

This week, Megan and Alessia explore the beginning of Marthe Cohn's journey as a spy as she becomes a spy for French Intelligence during World War II.

In the first episode of season 2, Megan and Alessia dive into the story of Nicholas Elliot's best friend, the famous Kim Philby who set Western intelligence back decades with his traitorous work.

This week, Megan and Alessia explore the dramatic, unconventional story of U.S. Green Beret and CIA operative William "Billy" Waugh.

This week Megan and Alessia share the story of Aline Griffith, the model and spy turned Spanish countess during World War II.

This week, Alessia and Megan jump into the Civil War to explore the fascinating story of the Union spy: "Miss Major Pauline Cushman."

This week, Megan and Alessia travel back to the 18th century to relive the story of James Armistead Lafayette and his vital contribution to the American Revolution.

This week, Megan and Alessia explore the inspiring, yet tragic story of Italian spy Maurizio Giglio and his work for the allies during World War II.

This week Megan and Alessia highlight Eli Cohen's talent for espionage as he exploits Syrian officials and discuss the final moments of his espionage career.

This week, Megan and Alessia begin exploring the origins of Eli Cohen a Mossad agent, whose espionage work would help determine the outcome of the Six-Day War.

This week, Megan and Alessia examine the twists and turns in the life of Klaus Fuchs, a brilliant scientist who placed ideology above loyalty.

This week, Megan and Alessia investigate the complex life of a Nazi collaborator and one of the world's most famous fashion designers, Coco Chanel.

This week, Megan and Alessia dive into the thrilling story of Virginia Hall, an American woman that spied for the SOE and OSS during World War II. She was such a formidable force in the spy circles that the Nazis feared her and knew her as "the limping lady."

This week, Megan and Alessia explore the life of Nicholas Elliott, a British intelligence officer whose impressive espionage activities were overshadowed by his best friend and traitor, Kim Philby.