| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S04E01 | Episode 1 |
January 31, 2022
BBC One
|
44 | |
| S04E02 | Episode 2 |
February 1, 2022
BBC One
|
44 | |
| S04E03 | Episode 3 |
February 2, 2022
BBC One
|
44 | |
| S04E04 | Episode 4 |
February 3, 2022
BBC One
|
44 | |
| S04E05 | Episode 5 |
February 21, 2022
BBC One
|
43 | |
| S04E06 | Episode 6 |
February 22, 2022
BBC One
|
43 | |
| S04E07 | Episode 7 |
February 23, 2022
BBC One
|
43 | |
| S04E08 | Episode 8 |
February 24, 2022
BBC One
|
43 | |
| S04E09 | Episode 9 |
February 25, 2022
BBC One
|
43 | |
| S04E10 |
Episode 10
season finale
|
February 28, 2022
BBC One
|
43 |
No artwork of this type.
No artwork of this type.
No artwork of this type.