[1][2] Filming took place on location, mainly in rural areas in the north of England in Lancashire, the Yorkshire Dales and on the Pennine moors, with some scenes set in Bolton.

[3][4] A second series was commissioned in 2023[5][6] and began airing in the United States starting Sunday, 15 September 2024.

[7][8] Alex Ridley (Adrian Dunbar) is a former detective inspector who is brought back in as a consultant some eighteen months after an early retirement, due to a nervous breakdown from having to come to terms with the loss of his wife and daughter in a house fire.

He spends some of his retirement time as a pianist and singer in a jazz club of which he is a co-owner.

He assists former colleague Carol Farman (Bronagh Waugh), newly promoted to detective inspector.