| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S06E01 | Episode 1 |
January 2, 2018
BBC One
|
45 | |
| S06E02 | Episode 2 |
January 3, 2018
BBC One
|
45 | |
| S06E03 | Episode 3 |
January 4, 2018
BBC One
|
45 | |
| S06E04 | Episode 4 |
January 5, 2018
BBC One
|
45 | |
| S06E05 | Episode 5 |
January 8, 2018
BBC One
|
45 | |
| S06E06 | Episode 6 |
January 9, 2018
BBC One
|
45 | |
| S06E07 | Episode 7 |
January 10, 2018
BBC One
|
45 | |
| S06E08 | Episode 8 |
January 11, 2018
BBC One
|
45 | |
| S06E09 | Episode 9 |
January 12, 2018
BBC One
|
45 | |
| S06E10 | Episode 10 |
January 15, 2018
BBC One
|
45 | |
| S06E11 | Episode 11 |
January 16, 2018
BBC One
|
45 | |
| S06E12 | Episode 12 |
January 17, 2018
BBC One
|
45 | |
| S06E13 | Episode 13 |
January 18, 2018
BBC One
|
45 | |
| S06E14 | Episode 14 |
January 19, 2018
BBC One
|
45 | |
| S06E15 |
Episode 15
season finale
|
January 22, 2018
BBC One
|
45 |
No artwork of this type.
No artwork of this type.
No artwork of this type.