Luther, the latest in a legendary line of London detectives, is to get the full movie treatment, we learned this week. With all that crime to solve, it's imperative detectives have a place they can call home to think things through. Here are some of our top 'tecs and their London residences:
The most famous of all London detectives lived and exercised his logic at 221B Baker Street towards the end of the 19th century and, in the form of Benedict Cumberbatch, the modern day.
Lord Peter Wimsey
Dorothy L. Sayers' conjured up eleven mysteries, all evocative of the inter-war period, for her upper crust gumshoe to solve. Wimsey was based in a "a luxurious flat in Piccadilly" according to the author.
The Belgian mastermind twirled his moustache from the 1920s onwards at the fictional 56B Whitehaven Mansions, an art deco building called in real life Florin Court, on Charterhouse Square, EC2.
Not sure where The Sweeney's 1970s Detective Inspector laid his hat - can anyone help? - but the series' locations were mainly shot in west London and the Flying Squad's offices were in Hammersmith.
P.D. James' chief inspector in the 1960s-onwards Metropolitan Police calls a flat in Queenhithe his home. Queenhithe is the bit along the north bank of the Thames near where the Millennium Bridge hits land.
Idris Elba is the rogue detective king of east London in the haunting TV drama; his troubled character lives in a messy flat on the Aylesbury Estate in Walworth.