| 4 |
| 3.4 |
| 3.67 |
| 3.77 |
A Wrinkle in Time: The Graphic Novel | 3.75 |
| 4.07 |
You're stepping on my cloak and dagger | 3 |
| 3.33 |
Inside British Intelligence: 100 Years of MI5 and MI6 | 0 |
The French Secret Services: A History of French Intelligence from the Dreyfus Affair to the Gulf War | 0 |
Churchill and Secret Service | 4 |
By Way Of Deception: The Making And Unmaking Of A Mossad Officer - Victor Ostrovsky
- Claire Hoy
| 0 |
| 4 |
The Secret History of MI6 | 0 |
| 4 |
| 3.67 |
| 4.25 |
| 4.5 |
| 4.5 |
| 3.25 |
Super Spy: The Lost Dossiers | 4 |
| 4.02 |
| 3.82 |
| 4.21 |
We Have Always Lived in the Castle | 4 |
| 0 |
The Secret Lives of Codebreakers: The Men and Women Who Cracked the Enigma Code at Bletchley Park | 4 |
Brotherhood of the Bomb: The Tangled Lives and Loyalties of Robert Oppenheimer, Ernest Lawrence, and Edward Teller | 0 |
| 4.33 |
| 4.19 |
| 4.03 |
| 0 |
| 3.68 |
Hitler's Uranium Club: The Secret Recordings at Farm Hall | 0 |
| 3.24 |
| 3.9 |
The Storytelling Animal: How Stories Make Us Human | 3.5 |
| 3.91 |
Between Silk and Cyanide: A Codemaker's War, 1941-1945 | 3 |
The Altruism Equation: Seven Scientists Search for the Origins of Goodness | 0 |
| 4 |
| 4.11 |
The Man in the High Castle | 3.45 |
Intelligence: A Novel of the CIA | 4 |
| 3 |
| 4.15 |
| 3.57 |
Minority Report and Other Stories | 3.7 |
Stranger in a Strange Land | 3.69 |
Harry Potter and the Sorcerer's Stone | 4.29 |
| 5 |
| 4 |
Quiet the power of introverts in a world that can't stop talking | 4.03 |
Carve Her Name with Pride: The Story of Violette Szabo | 0 |
| 0 |
A Life in Secrets: Vera Atkins and the Missing Agents of WWII. | 0 |
Wolves at the Door: The True Story Of America's Greatest Female Spy | 5 |
Sisterhood of Spies: The Women of the OSS - Estate of Elizabeth P. McIntosh
| 5 |
Spymistress: The True Story of the Greatest Female Secret Agent of World War II | 0 |
| 3.92 |
The Invention of Hugo Cabret | 4.25 |
| 5 |
Heisenberg's War: The Secret History of the German Bomb | 0 |
Brighter than a Thousand Suns: A Personal History of the Atomic Scientists - Robert Jungk
- James Cleugh (Translator)
| 0 |
| 4 |
| 4 |
| 3.97 |
| 4 |
| 3.38 |
| 5 |
| 3.99 |
| 4.09 |
| 4.42 |
| 0 |
| 0 |
| 3.77 |
| 4.08 |
| 5 |
| 3.75 |
| 3.71 |
| 4 |
| 4.1 |
How to Live Safely in a Science Fictional Universe | 3.32 |
| 0 |
The Secret Speech - Tom Rob Smith
- Mónica Rubio Fernández (Translator)
| 3.14 |
| 0 |
Perdido Street Station (New Crobuzon, #1) | 4 |
| 4.3 |
| 3.71 |
| 3.67 |
| 3.78 |
| 3.78 |
Is Everyone Hanging Out Without Me? | 3.69 |
| 4.04 |
The Zombie Survival Guide: Complete Protection from the Living Dead | 3.79 |
| 3 |
| 4.5 |
Wild Bill Donovan: The Spymaster Who Created the OSS and Modern American Espionage | 4 |
| 4.29 |
A Briefer History of Time - Stephen Hawking
- Leonard Mlodinow
| 4.26 |