| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S12E01 | Episode 1 |
January 3, 1989
BBC One
|
20 | |
| S12E02 | Episode 2 |
January 6, 1989
BBC One
|
20 | |
| S12E03 | Episode 3 |
January 10, 1989
BBC One
|
20 | |
| S12E04 | Episode 4 |
January 13, 1989
BBC One
|
20 | |
| S12E05 | Episode 5 |
January 17, 1989
BBC One
|
20 | |
| S12E06 | Episode 6 |
January 20, 1989
BBC One
|
20 | |
| S12E07 | Episode 7 |
January 24, 1989
BBC One
|
20 | |
| S12E08 | Episode 8 |
January 27, 1989
BBC One
|
20 | |
| S12E09 | Episode 9 |
January 31, 1989
BBC One
|
20 | |
| S12E10 | Episode 10 |
February 3, 1989
BBC One
|
20 | |
| S12E11 | Episode 11 |
February 7, 1989
BBC One
|
20 | |
| S12E12 | Episode 12 |
February 10, 1989
BBC One
|
20 | |
| S12E13 | Episode 13 |
February 14, 1989
BBC One
|
20 | |
| S12E14 | Episode 14 |
February 17, 1989
BBC One
|
20 | |
| S12E15 | Episode 15 |
February 21, 1989
BBC One
|
20 | |
| S12E16 | Episode 16 |
February 24, 1989
BBC One
|
20 | |
| S12E17 | Episode 17 |
February 28, 1989
BBC One
|
20 | |
| S12E18 | Episode 18 |
March 3, 1989
BBC One
|
20 | |
| S12E19 | Episode 19 |
March 7, 1989
BBC One
|
20 | |
| S12E20 |
Episode 20
season finale
|
March 10, 1989
BBC One
|
20 |
No artwork of this type.
No artwork of this type.
No artwork of this type.