| 1: Troika |
| Transmitted: 17 September 1969 |
| 2: Smokescreen |
| Transmitted: 24 September 1969 |
| 3: The Promised Land |
| Transmitted: 1 October 1969 |
| 4: A Date With Leonidas |
| Transmitted: 8 October 1969 |
| 5: The Kazimirov Affair |
| Transmitted: 15 October 1969 |
| 6: A New Face |
| Transmitted: 22 October 1969 |
| 7: You Don't Exist |
| Transmitted: 29 October 1969 |
| 8: The Children of Delight |
| Transmitted: 5 November 1969 |
| 9: Reliable Sources |
| Transmitted: 12 November 1969 |
| 10: Short Change |
| Transmitted: 19 November 1969 |
| 11: Exit a Diplomat |
| Transmitted: 26 November 1969 |
| 12: Care of Her Majesty |
| Transmitted: 10 December 1969 |
| 13: Time Bomb |
| Transmitted: 17 December 1969 |