Spy Fiction, Old and New

1.
Ashenden
Ashenden 3.86 avg rating — 3,850 ratings
2.
Of Human Bondage
Of Human Bondage 4.15 avg rating — 60,341 ratings
3.
The End of the Affair
The End of the Affair 3.90 avg rating — 68,983 ratings
4.
The Quiet American
The Quiet American 3.98 avg rating — 68,861 ratings
5.
Casino Royale (James Bond, #1)
Casino Royale (James Bond, #1) 3.74 avg rating — 92,692 ratings
6.
Live and Let Die (James Bond, #2)
Live and Let Die (James Bond, #2) 3.63 avg rating — 35,418 ratings
7.
Call for the Dead (George Smiley, #1)
Call for the Dead (George Smiley, #1) 3.85 avg rating — 44,942 ratings
8.
A Murder of Quality (George Smiley, #2)
A Murder of Quality (George Smiley, #2) 3.66 avg rating — 23,850 ratings
9.
The Spy Who Came In from the Cold (George Smiley, #3)
The Spy Who Came In from the Cold (George Smiley, #3) 4.09 avg rating — 122,045 ratings
10.
The Looking Glass War (George Smiley, #4)
The Looking Glass War (George Smiley, #4) 3.74 avg rating — 17,783 ratings
11.
Tinker, Tailor, Soldier, Spy (George Smiley, #5; Karla Trilogy, #1)
Tinker, Tailor, Soldier, Spy (George Smiley, #5; Karla Trilogy, #1) 4.06 avg rating — 102,490 ratings
12.
The Honorable Schoolboy
The Honorable Schoolboy 3.99 avg rating — 25,314 ratings
13.
Smiley's People (George Smiley, #7; Karla Trilogy, #3)
Smiley's People (George Smiley, #7; Karla Trilogy, #3) 4.29 avg rating — 41,194 ratings
14.
Agent Running in the Field
Agent Running in the Field 3.84 avg rating — 22,728 ratings
15.
Slow Horses (Slough House, #1)
Slow Horses (Slough House, #1) 4.03 avg rating — 69,232 ratings
16.
Dead Lions (Slough House, #2)
Dead Lions (Slough House, #2) 4.13 avg rating — 37,915 ratings
17.
The List (Slough House, #2.5)
The List (Slough House, #2.5) 3.89 avg rating — 7,139 ratings
18.
Real Tigers (Slough House, #3)
Real Tigers (Slough House, #3) 4.29 avg rating — 31,777 ratings
19.
Spook Street (Slough House, #4)
Spook Street (Slough House, #4) 4.42 avg rating — 28,983 ratings
20.
London Rules (Slough House, #5)
London Rules (Slough House, #5) 4.35 avg rating — 25,618 ratings
21.
Down Cemetery Road (The Oxford Investigations, #1)
Down Cemetery Road (The Oxford Investigations, #1) 3.86 avg rating — 7,138 ratings
22.
Reconstruction
Reconstruction 4.08 avg rating — 3,336 ratings
23.
The Royal Secret (Marwood and Lovett, #5)
The Royal Secret (Marwood and Lovett, #5) 4.24 avg rating — 2,599 ratings
24.
The Big Sleep (Philip Marlowe, #1)
The Big Sleep (Philip Marlowe, #1) 3.94 avg rating — 165,218 ratings