Simon Russell Beale stars in this BBC Radio 4 dramatisation of John le Carré's first novel, which introduced his most famous character, George Smiley. This dramatisation, set in London in the late 1950s, finds Smiley engaged in the humdrum job of security vetting. But when a Foreign Office civil servant commits suicide after an apparently unproblematic interview, Smiley is baffled. Refusing to believe that Fennan shot himself, Smiley decides to investigate.

Mr George Smiley is small, podgy, and at best, middle-aged. He is disillusioned, wrestles with idleness, and has been deserted by his beautiful wife. He is also compassionate, ruthless, and a senior British intelligence officer in short-lived retirement from the Circus, the British Secret Service organisation situated in London. But Moscow centre has infiltrated a mole into the Circus, and it's more than likely the perpetrator is Karla, Smiley's old adversary and his opposite number in Moscow.

The British Embassy in Bonn is up in arms. Her Majesty's financially troubled government is seeking admission to Europe's Common Market just as anti-British factions are rising to power in Germany. Rioters are demanding reunification, and the last thing the Crown can afford is a scandal. Then Leo Harting - an embassy nobody - goes missing with a case full of confidential files. London sends Alan Turner to control the damage, but he soon realises that neither side really wants Leo found - alive.

It is the third summer of perestroika. Niki Landau, philanderer and travelling rep, attends the first Moscow audio fair and is asked by beautiful young Katya to take a parcel back to England. It’s addressed to Barley Blair, jazz-player and drinker, and contains information vital to the defence of the West. But times and heroes are changing. And Barley Blair is a man who makes his own rules of engagement.

In the small Florida town of Seabrook, a young lawyer named Keith Russo was shot dead at his desk as he worked late one night. The killer left no clues. There were no witnesses, no one with a motive. But the police soon came to suspect Quincy Miller, a young black man who was once a client of Russo’s. Quincy was tried, convicted, and sent to prison for life. For 22 years, he languished in prison, maintaining his innocence. But no one was listening. He had no lawyer, no advocate on the outside. 

Lured by Israeli intelligence into the world of espionage, Charlie, a young actress, is plunged into a deceptive and delicate trap to ensnare an elusive Palestinian terrorist.

Magnus Pym, counsellor at the British Embassy in Vienna, has suddenly vanished, believed defected. The chase is on for a missing husband, a devoted father, and a life-time secret agent. Pym's life, it is revealed, is entirely made up of secrets. The race is on to find the perfect spy.

After an elite criminal profiling unit is shut down amid a storm of scandal and mismanagement, only one person emerges unscathed. Forensic psychiatrist Doctor Alexander Gregory has a reputation for being able to step inside the darkest minds to uncover whatever secrets lie hidden there, and soon enough he finds himself drawn into the murky world of murder investigation. In the beautiful hills of County Mayo, Ireland, a killer is on the loose. Panic has a stranglehold on its rural community, and the Garda are running out of time. 

Ex-military policeman Jack Reacher is a drifter. He's just passing through Margrave, Georgia, and in less than an hour, he's arrested for murder. Not much of a welcome. All Reacher knows is that he didn't kill anybody. At least not here. Not lately. But he doesn't stand a chance of convincing anyone. Not in Margrave, Georgia. Not a chance in hell.

For maverick LAPD homicide detective Harry Bosch, the body in the drainpipe at Mulholland Dam is more than another anonymous statistic. This one is personal...because the murdered man was a fellow Vietnam "tunnel rat" who had fought side by side with him in a hellish underground war. Now Bosch is about to relive the horror of Nam. From a dangerous maze of blind alleys to a daring criminal heist beneath the city, his survival instincts will once again be tested to their limit.

In North Devon, where the rivers Taw and Torridge converge and run into the sea, Detective Matthew Venn stands outside the church as his father's funeral takes place. The day Matthew turned his back on the strict evangelical community in which he grew up, he lost his family, too. Now he's back, not just to mourn his father at a distance but to take charge of his first major case in the Two Rivers region, a complex place not quite as idyllic as tourists suppose.

Cambridge is sweltering, during an unusually hot summer. To Jackson Brodie, former police inspector turned private investigator, the world consists of one accounting sheet – Lost on the left, Found on the right – and the two never seem to balance. Jackson has never felt at home in Cambridge, and has a failed marriage to prove it.

Brussels, 1979. Jaded Edinburgh journalist Neil Bannerman arrives in the capital of European politics intent on digging up dirt. Yet it is danger he discovers when two British men are found murdered. One victim is a journalist, the other a Cabinet Minister: the double assassination witnessed by the former's autistic daughter. This girl recalls every detail about her father's killer - except for one.

‘You will have heard of my friend the once celebrated novelist Jocelyn Tarbet, but I suspect his memory is beginning to fade...You’d never heard of me, the once obscure novelist Parker Sparrow, until my name was publicly connected with his. To a knowing few, our names remain rigidly attached, like the two ends of a seesaw. His rise coincided with, though did not cause, my decline...I don’t deny there was wrongdoing. I stole a life, and I don’t intend to give it back. You may treat these few pages as a confession.’ 

A missing private investigator is found locked in a car hidden deep in the woods. Worse still - both for his family and the police - the body was in an area that had already been searched 10 years ago. Detective Inspector Siobhan Clarke is part of a new inquiry, combing through the mistakes of the original case. There were always suspicions over how the investigation was handled, and now - after a decade without answers - it's time for the truth.