The Real London Locations of Slow Horses

If you’re a fan of Slow Horses, the sharp, gritty, and unpolished spy series adapted from Mick Herron’s bestselling books, you know that the show brings the darker, dustier side of espionage to life. Unlike the glitzy world of James Bond, Slow Horses showcases a far less glamorous London, where disgraced spies find themselves tucked away in dimly lit offices and labyrinthine streets, worlds away from MI6’s shiny headquarters. And for those who love London, part of the thrill is seeing real, lived-in locations across the city, turning the city itself into a shadowy character in the show.

The Real Slough House Location – above Italian restaurant Vecchio Parioli

At the heart of Slow Horses is Slough House, the miserable MI5 outpost where failed agents are sent to “put in their time.” Slough House isn’t real, but its exterior shots are filmed in The Barbican area.

The real-life location used for the exterior shots of Slough House is located near the Barbican in London, on the rather inconspicuous Aldersgate Street. In the Apple+ series the office is shown to be above the Italian restaurant Vecchio Parioli on the corner of Aldersgate Street and Carthusian Street.

The building is just around the corner from Smithfield Market, nestled amid the gritty, post-industrial vibe of the area, with narrow streets and Brutalist architecture that give it a distinctly bleak, shadowy look—perfect for the rundown MI5 outpost of Slough House.

While the exact building isn’t named (likely to preserve the mystique and protect the location), its proximity to Smithfield and the surrounding streets full of characterless, gray buildings make it a fitting stand-in for the fictional Slough House, where London’s misfit spies report daily for their ignoble tasks.

Slow Horses’s Barbican Backdrop

Known for its Brutalist architecture and concrete sprawl, the Barbican’s jagged edges and dimly lit corridors are a perfect match for the dingy, joyless office that becomes home for Jackson Lamb and his team of misfits. The labyrinth of narrow alleys and grim walkways evoke an “architectural purgatory,” ideal for these so-called “slow horses.” While the Barbican is quite the cultural landmark with galleries, concert halls, and film screenings, in Slow Horses, it becomes a prison for London’s least successful spies.

Barbican Launderette

Located just opposite the real Slough House this stylish laundrette is where Lamb likes to meet his informants.

Location: Barbican Launderette, 2 Fann Street EC2

Farringdon’s Bleak Backstreets

Another recurring location is Farringdon, a historic part of central London known for its eclectic mix of medieval alleys and modern high-rises. The show’s creators use Farringdon’s dingier side to their advantage, capturing a sense of gloom that fits the lives of its disgraced characters. With scenes filmed down Farringdon’s deserted lanes, gray buildings, and graffiti-tagged walls, the area provides the perfect disorienting, off-the-beaten-path vibe for the team’s unglamorous operations. And for Londoners in the know, there’s an extra thrill in spotting these lesser-visited nooks, reminders that there’s always an unexplored slice of the city left to find.

Beppes Cafe – Slow Horses Season 5

In Season 5 of Slow Horses, Jackson Lamb is seen hanging out in Beppe’s Cafe, while his boss waits for him at Slough House.
In real life Beppe’s Cafe is a short walk from the real Slough House (above Vechhio Parioli) A traditional greasy spoon cafe run by the 3rd generation of Papini’s – Sergio & Daniela – it has been open since 1932.

Location: Beppe’s Cafe, 23 West Smithfield, EC1

“The Park” – Regent’s Park – MI5’s HQ

While Slough House is anything but a spy’s dream office, Slow Horses doesn’t entirely ignore MI5’s real headquarters. The real MI5 is housed on Thames House in Millbank, but in the show MI5 HQ it is known as The Park and suggests it is located near / in / overlooking Regent’s Park, with many scenes being shot in the park itself.

The Old Royal Naval College in Greenwich is used for “The Park’s” grand exterior grounds. 

River Thames Night Shots – South Bank and Battersea

The River Thames, moody and reflective, plays its part too. Slow Horses uses nighttime shots along the South Bank and Battersea, both beautifully bleak with their historic buildings and modern, looming skyscrapers. Whether the characters are crossing the Millennium Bridge or strolling through shadowed underpasses, the Thames locations give a sense of continuity to their journey through the city, like a dark thread that connects all their seedy escapades. The iconic Battersea Power Station, often seen in the backdrop, looms like a fallen monolith of industry, adding a touch of London’s industrial grit to their spycraft.

King’s Cross – The Heart of Transit and Intrigue

You can’t film a show about British spies without a rendezvous or two in King’s Cross, and Slow Horses is no exception. While King’s Cross today is a polished hub with high-end shops and tech startups, the series digs into its grittier corners. Those scenes around disused rail tracks and hidden stairwells remind us that King’s Cross is more than its shiny station and iconic Platform 9 ¾. The hidden passageways, dingy underpasses, and disused tunnels give a nod to its 19th-century roots, capturing the station’s history of secrecy and transit—an ideal place for clandestine meetings.

Borough Market and London Bridge’s Underground Edge

In one of the show’s tenser scenes, characters head through Borough Market near London Bridge, a location that offers a bustling contrast to the slower parts of the city. Borough Market’s maze of stalls, endless flow of people, and blend of smells from artisanal cheese to sizzling paella give it an intense, crowded energy. Used as both a vibrant backdrop and a means to heighten tension, London Bridge’s gritty atmosphere reminds viewers that even the livelier parts of London have a darker side, just waiting to be unearthed.

Petticoat Lane – Foot Chase (Season 4, Episode 3)

The third episode sees Slow Horses Shirley and Marcus chase after a hitman through this busy centuries old East London market. The action scene was filmed on a day when the regularly market wasn’t trading. ‘‘We created our own market … We try to find those gritty bits of London that are fast disappearing.’ says supervising location manager, Ian Pollington.

Ladbroke Grove – Roddy Ho’s Date + Clubbing (Season 5)

Roddy Ho meets his new glamorous girlfriend, Tara, outside the  Pret A Manger at 140 Ladbroke Grove. The fictional “Darkside” nightclub they visit was filmed at teh defunct Subterania nightclub on Acklam Road, under the Westway.

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In Slow Horses, London’s gritty locations go beyond mere backdrop—they’re integral to the show’s tone and style. These are streets and spaces where real people work, struggle, and get by, echoing the unpolished, underdog charm of Jackson Lamb’s ragtag team of spies. So, whether you’re wandering the Brutalist expanse of the Barbican, sipping a pint at an East End pub, or exploring the forgotten alleys of Farringdon, you’re stepping into the London of Slow Horses—a city where secrets linger just around the next corner.

More: The real Mi6 building

The Slow Horses office location