| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S12E01 | Episode 1 |
June 13, 2021
BBC One
|
59 | |
| S12E02 | Episode 2 |
June 20, 2021
BBC One
|
59 | |
| S12E03 | Episode 3 |
June 27, 2021
BBC One
|
59 | |
| S12E04 | Episode 4 |
July 4, 2021
BBC One
|
59 | |
| S12E05 | Episode 5 |
July 11, 2021
BBC One
|
59 | |
| S12E06 | Episode 6 |
July 18, 2021
BBC One
|
59 | |
| S12E07 | Episode 7 |
July 25, 2021
BBC Two
|
59 | |
| S12E08 | Episode 8 |
August 1, 2021
BBC Two
|
59 | |
| S12E09 | Episode 9 |
September 5, 2021
BBC One
|
59 | |
| S12E10 | Episode 10 |
September 19, 2021
BBC One
|
59 | |
| S12E11 | Episode 11 |
October 10, 2021
BBC One
|
59 | |
| S12E12 | Episode 12 |
October 17, 2021
BBC One
|
59 | |
| S12E13 | Episode 13 |
October 24, 2021
BBC One
|
59 | |
| S12E14 | Episode 14 |
October 31, 2021
BBC One
|
44 | |
| S12E15 | Episode 15 |
November 7, 2021
BBC One
|
59 | |
| S12E16 | Episode 16 |
November 21, 2021
BBC One
|
59 | |
| S12E17 | Episode 17 |
November 28, 2021
BBC One
|
59 | |
| S12E18 | Episode 18 |
December 5, 2021
BBC One
|
59 | |
| S12E19 | Episode 19 |
December 12, 2021
BBC One
|
59 | |
| S12E20 |
Episode 20
season finale
|
December 19, 2021
BBC One
|
64 |
No artwork of this type.
No artwork of this type.
No artwork of this type.