"Slough House is the MI5 branch where disgraced operatives are reassigned after they've messed up too badly to be trusted with real intelligence work. The 'Slow Horses,' as the failed spies of Slough House are called, are doomed to spend the rest of their careers pushing paper, but they all want back in on the action. When one of their own is kidnapped and held for ransom, the agents of Slough House must defeat the odds, overturning all expectations...

"In London's MI5 headquarters a scandal is brewing that could disgrace the entire intelligence community. The Downing Street superforecaster-a specialist who advises the Prime Minister's office on how policy is likely to be received by the electorate-has disappeared without a trace. Claude Whelan, who was once head of MI5, has been tasked with tracking her down. But the trail leads him straight back to Regent's Park itself, with First Desk Diana Taverner...

"At Slough House-MI5's London depository for demoted spies-Brexit has taken a toll. The "slow horses" have been pushed further into the cold, Slough House wiped from Service records-and fatal accidents keep happening. No wonder Jackson Lamb's crew is feeling paranoid. But are they actually targets? With a new populist movement taking a grip on London's streets and the old order ensuring that everything's for sale to the highest bidder, the world's...

The CWA Gold Dagger Award-winning British espionage novel about disgraced MI5 agents who inadvertently uncover a deadly Cold War-era legacy of sleeper cells and mythic super spies. 
The disgruntled agents of Slough House, the MI5 branch where washed-up spies are sent to finish their failed careers on desk duty, are called into action to protect a visiting Russian oligarch whom MI5 hopes to recruit to British intelligence. While two

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CWA Gold Dagger winner Mick Herron's debut novel introduces Sarah Tucker, whose search for a missing child unravels a murderous conspiracy.

When a house explodes in a quiet Oxford suburb and a girl disappears in the aftermath, Sarah Tucker—a young married woman, bored and unhappy with domestic life—becomes obsessed with finding her. Accustomed to dull chores in a childless household and hosting her husband’s wearisome...

A drop, in spook parlance, is the passing on of secret information.
It’s also what happens just before you hit the ground.
 
Old spooks carry the memory of tradecraft in their bones, and when Solomon Dortmund sees an envelope being passed from one pair of hands to another in a Marylebone café, he knows he’s witnessed more than an innocent encounter. But in relaying his suspicions...

British spy master Mick Herron returns with an explosive novella set in the same world as his multiple CWA Dagger–winning Slough House series
John Bachelor is the saddest kind of spy: not a joe in the field, not even a desk jockey, but a milkman—a part-time pension administrator whose main job is to check in on aging retired spies. Late in his career and having lost his wife, his house, and his savings after a series of unlucky...

Dieter Hess, an aged spy, is dead, and John Bachelor, his MI5 handler, is in deep, deep trouble. Death has revealed that the deceased had been keeping a secret second bank account-and there's only ever one reason a spy has a secret second bank account. The question of whether he was a double agent must be resolved, and its answer may undo an entire career's worth of spy secrets.

"Nine mall Santas must find the imposter among them. An elderly lady seeks peace from her murderously loud neighbors at Christmastime. A young woman receives a mysterious invitation to Christmas dinner with a stranger. Niccolò Machiavelli sets out to save an Italian city. Sherlock Holmes's one-time nemesis Irene Adler finds herself in an unexpected tangle in Paris while on a routine espionage assignment. Jane Austen searches for the Dowager Duchess...