Discover
| # | Title | Air Date |
|---|---|---|
| 1 | The Castle | Wednesday, 02 April 1980 |
| 2 | Unwelcome Visitors | Wednesday, 09 April 1980 |
| 3 | Spies | Wednesday, 16 April 1980 |
| 4 | Discoveries and Theats | Wednesday, 23 April 1980 |
| 5 | Pressure | Wednesday, 30 April 1980 |
| 6 | Departures | Wednesday, 07 May 1980 |
| 7 | Conclusions | Wednesday, 14 May 1980 |
