| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S01E01 | Pilot |
December 26, 2013
BBC One
|
30 | |
| S01E02 | Episode 1 |
December 26, 2014
BBC One
|
30 | |
| S01E03 | Episode 2 |
December 28, 2014
BBC One
|
30 | |
| S01E04 | Episode 3 |
January 4, 2015
BBC One
|
30 | |
| S01E05 | Episode 4 |
January 11, 2015
BBC One
|
30 | |
| S01E06 | Episode 5 |
January 18, 2015
BBC One
|
30 | |
| S01E07 | Episode 1 |
December 26, 2015
BBC One
|
30 | |
| S01E07 |
Episode 6
season finale
|
January 25, 2015
BBC One
|
30 | |
| S01E08 | Episode 2 |
December 27, 2015
BBC One
|
30 | |
| S01E09 | Episode 3 |
January 3, 2016
BBC One
|
30 | |
| S01E10 | Episode 4 |
January 10, 2016
BBC One
|
30 | |
| S01E11 | Episode 5 |
January 17, 2016
BBC One
|
30 | |
| S01E12 |
Episode 6
season finale
|
January 24, 2016
BBC One
|
30 |
No artwork of this type.
No artwork of this type.
No artwork of this type.