7.41 avg 14 episodes 7.9 → 7.4 50 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Troika | 7.9 | 37 |
| 2 | Smokescreen | 7.5 | 36 |
| 3 | The Promised Land | 6.7 | 29 |
| 4 | A Date with Leonidas | 7.3 | 29 |
| 5 | The Kazmirov Affair | 7.2 | 28 |
| 6 | A New Face | 7.4 | 26 |
| 7 | You Don't Exist | 7.4 | 35 |
| 8 | The Children of Delight | 6.6 | 23 |
| 9 | Reliable Sources | 7.8 | 26 |
| 10 | Short Change | 7.9 | 26 |
| 11 | Exit a Diplomat | 7.6 | 28 |
| 12 | Care of Her Majesty | 7.7 | 28 |
| 13 | Visitor from Moscow | 7.3 | 26 |
| 14 | Time Bomb | 7.4 | 26 |
7.29 avg 13 episodes 7.8 → 7.5 50 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Inside | 7.8 | 25 |
| 2 | Dinner Date | 7.6 | 26 |
| 3 | Depart in Peace | 7.2 | 27 |
| 4 | Miss International | 7.2 | 25 |
| 5 | Warrant for a Phoenix | 6.8 | 24 |
| 6 | The Pleasure of Your Company | 7.5 | 29 |
| 7 | Not to Be Trusted | 7.1 | 26 |
| 8 | Borderline Case | 7.3 | 24 |
| 9 | Love from Doris | 7.0 | 24 |
| 10 | Sorry Is Just a Word | 7.4 | 26 |
| 11 | Error of Judgement | 7.0 | 26 |
| 12 | Reported Missing | 7.4 | 28 |
| 13 | Fool's Mate | 7.5 | 23 |
7.32 avg 13 episodes 7.4 → 6.9 51 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | A Copper Called Craven | 7.4 | 40 |
| 2 | Round the Clock | 7.6 | 30 |
| 3 | Inquisition | 6.7 | 33 |
| 4 | Assault | 7.7 | 35 |
| 5 | Polonaise | 6.9 | 30 |
| 6 | Red Herring | 7.4 | 35 |
| 7 | Death by Drowning | 7.1 | 29 |
| 8 | All the King's Men | 7.8 | 35 |
| 9 | Threat | 7.3 | 32 |
| 10 | The Other Man | 7.2 | 28 |
| 11 | You Won't Remember Me | 7.4 | 32 |
| 12 | Hostage | 7.8 | 35 |
| 13 | Blueprint for Murder | 6.9 | 24 |
7.32 avg 13 episodes 7.1 → 7.4 50 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Double Exposure | 7.1 | 29 |
| 2 | Catherine the Great | 7.5 | 28 |
| 3 | Jailbait | 7.4 | 28 |
| 4 | Stand and Deliver | 6.7 | 31 |
| 5 | Something About a Soldier | 7.6 | 31 |
| 6 | Rendezvous | 7.7 | 29 |
| 7 | Sounds Sinister | 7.1 | 30 |
| 8 | Entente Cordiale | 7.3 | 26 |
| 9 | Date of Birth | 7.4 | 28 |
| 10 | Intercept | 7.7 | 28 |
| 11 | Alien | 6.7 | 26 |
| 12 | Diversion | 7.5 | 26 |
| 13 | Downwind of Angels | 7.4 | 24 |
