| TV-Episode Title | Release date | uk |
|---|---|---|
| Episode 1 | 10 Sep 79 | 2 |
| Episode 2 | 10 Sep 79 | 19 |
| Episode 3 | 24 Sep 79 | 4 |
| Episode 4 | 01 Oct 79 | 5 |
| Episode 5 | 08 Oct 79 | 6 |
| Episode 6 | 15 Oct 79 | 7 |
| Episode 7 | 22 Oct 79 | 8 |
| Flushing Out the Mole | 19 | |
| How It All Fits Together | 40 | |
| Return to the Circus | 13 | |
| Smiley Sets a Trap | 23 | |
| Smiley Tracks the Mole | 37 | |
| Tarr Tells His Story | 21 | |
| Tinker Tailor | 20 |