| #2 |  The Ipcress File
| 3.41 | 23 reads | |
| #3 |  Berlin Game
| 3.78 | 18 reads | |
| #4 |  Mexico Set
| 3.86 | 10 reads | |
| #5 |  Funeral in Berlin
| 3.63 | 10 reads | |
| #6 |  Spy Sinker
| 3.5 | 4 reads | |
| #7 |  Hook, Line, and Sinker
| 3.33 | 5 reads | |
| #8 |  Spy Line
| 3 | 4 reads | |
| #9 |  Rogue Male
| 4.08 | 15 reads | |
| #10 |  The 39 Steps
| 3.36 | 29 reads | |
| #11 |  A Perfect Spy
| 4.18 | 28 reads | |
| #12 |  The Spy Who Came in from the Cold
| 4.07 | 231 reads | |
| #13 |  Ice Station Zebra
| 3.68 | 22 reads | |
| #14 |  The Satan Bug
| 2.83 | 7 reads | |
| #15 |  Stormbreaker
| 3.62 | 188 reads | |
| #16 |  SilverFin
| 3.35 | 30 reads | |
| #17 |  Stormbreaker: The Graphic Novel
| 3.69 | 13 reads | |
| #18 |  Skeleton Key
| 3.84 | 130 reads | |
| #19 |  Divine Madness
| 3.77 | 35 reads | |
| #20 |  Sweet Tooth
| 2.96 | 50 reads | |
| #21 |  I Am Pilgrim
| 3.9 | 118 reads | |
| #22 |  No Place to Hide
| 4.23 | 52 reads | |
| #23 |  Call for the Dead
| 3.75 | 134 reads | |
| #24 |  The Honourable Schoolboy
| 3.77 | 42 reads | |
| #25 |  Red Sparrow
| 3.71 | 72 reads | |
| #26 |  Trigger Mortis
| 3.35 | 19 reads | |
| #27 |  Spook Street
| 4.09 | 60 reads | |
| #28 |  Real Tigers
| 3.96 | 71 reads | |
| #29 |  Slow Horses
| 3.86 | 196 reads | |
| #30 |  The Drop
| 3.67 | 15 reads | |
| #31 |  London Rules
| 4.18 | 49 reads | |
| #32 |  Agent Running in the Field
| 3.77 | 23 reads | |
| #33 |  Joe Country
| 4.23 | 40 reads | |
| #34 |  The List
| 3.63 | 26 reads | |
| #35 |  Dead Lions
| 3.94 | 101 reads | |
| #36 |  The Catch
| 3.63 | 15 reads | |
| #37 |  Nobody Walks
| 4.03 | 19 reads | |
| #38 |  Orkney Twilight
| 2 | 1 read | |
| #39 |  Slough House
| 4.31 | 35 reads | |
| #40 |  Black Sun
| 3 | 3 reads | |
| #41 |  Silverview
| 3.35 | 38 reads | |
| #43 |  The Secret Hours
| 4.42 | 16 reads | |
| #44 |  Down Cemetery Road
| 3.41 | 12 reads |