| #101 |  Hemlock Island
| 3.17 |
| #102 |  The Dead Season
| 4 |
| #103 |  In the Ballroom with the Candlestick
| 2.6 |
| #104 |  The Game Is a Footnote
| 3.5 |
| #105 |  Ankle Snatcher Ankle Snatcher
| 3.64 |
| #106 |  The Whispering Muse
| 4 |
| #107 |  Ring Shout
| 4.04 |
| #108 |  Frankenstein
| 3.84 |
| #109 |  Sour Candy
| 3.51 |
| #110 |  Hallowe'en Party
| 3.39 |
| #111 |  Third Girl
| 3.62 |
| #112 |  Into Thin Air
| 4.27 |
| #113 |  Bright Young Women
| 4.28 |
| #114 |  The Christmas Guest
| 3.53 |
| #115 |  Hercule Poirot’s Silent Night
| 3.67 |
| #116 |  The Christmas Appeal
| 3.64 |
| #117 |  The Twelve Days of Murder
| 3.5 |
| #118 |  No One Can Know
| 3.68 |
| #119 |  She Started It
| 3.57 |
| #120 |  Seed
| 3.38 |