First draft
Episodes were shown on 20 October as follows:
| Episode | Year |
| EF0263 | 1975 (Series 4) |
| EF0398 | 1977 (Series 6) |
| EF0691 | 1981 (Series 10) |
| EF0824 | 1983 (Series 12) |
| EF1194 | 1987 (Series 16) |
| EF1292 | 1988 (Series 17) |
| 01705 | 1992 (Series 20) |
| 01914 | 1994 (Series 22) |
| 02432 | 1998 |
| 02595 | 1999 |
| 02769 | 1999 |
| 03563 | 2003 |
| 03875 | 2004 |
| 04183 | 2005 |
| 04497 | 2006 |
| 05120 | 2008 |
| 05431 | 2009 |
| 05740 | 2010 |
| 06057 | 2011 |
| 06058 | 2011 |