New on BritBox: August 2025

BritBox is dropping a packed lineup for August 2025, headlined by two major UK dramas: Last Tango in Halifax and Happy Valley. There’s also a week-long “Crime Spree” starting August 26, with daily drops of mystery shows like Sister Boniface Mysteries, Dublin Murders, and more.

Check out the full listings of what’s news on BritBox for August 2025 below:

August 8

• In the Footsteps of Killers S3 – All episodes at once

August 19

• Sister Boniface Mysteries S4 – Released weekly

August 26

• Last Tango in Halifax S1–S5 – All episodes at once

• Happy Valley S1 – All episodes at once

• Crime Spree event begins – Daily episode drops through September 4

August 27

• Happy Valley S2 – All episodes at once

August 28

• Happy Valley S3 – All episodes at once

August 29

• Dublin Murders S1 – All episodes at once

September Sneak Peek

September 1

• Second Sight S1–S2 – All episodes at once

September 3

• Wire in the Blood S1 – All episodes at once

Coming Soon

• Lynley S1 – Weekly release