Jeremy Summers, a British banker with a secret that could reveal MI6 intelligence sources involved in the war against drug-funded terrorism, has been seized at gunpoint, in broad daylight, on the streets of west London. An old contact, Raglan - an Englishman who served in the French Foreign Legion - is on his trail. Raglan's pursuit will lead him to the winter-ravaged wasteland of a remote Russian penal colony. A place that holds Russia's most brutal murderers. A place of death and retribution. How will he get in? More importantly, how will he get out...alive?

1989. The fall of the Berlin Wall is imminent and the Cold War will soon be over. But for Box 88, a top secret spying agency known only to an inner circle of MI6 and CIA operatives, the espionage game is heating up. 2020. MI5 hear rumours of Box 88’s existence and go after Kite – only for Iranian intelligence to get to him first. Taken captive and subjected to torture, Kite is presented with a simple choice: reveal the truth about what happened in France 30 years earlier – or watch his family die.

Dr Leo Black is one of Oxford University's rising stars. His lectures play to a packed audience of adoring students. He seems destined for tenure amongst the gleaming spires. But Worcester College has never employed a man like Leo Black before. For 20 years Leo served the SAS with distinction. And when the friend he served alongside is killed in Paris trying to prevent the abduction of a young British scientist, the world Leo has tried to put behind him begins to reel him back in.

Officially Max McLean doesn't exist. An off-the-books assassin for the British government, he operates alone. But when a routine hit goes badly wrong, a cryptic note on a $100 bill prised from his target's dead fingers suggests there's more to the mission than meets the eye. Is someone from Max's former life trying to send him a message? From Paris to Jerusalem and on to the frozen wastes of Northwest Russia, Max is forced into a desperate race for the truth - with unknown enemies determined to stop him at any cost. 

A producer. A novelist. An actress. It is summer in 1968, the year of the assassinations of Martin Luther King and Robert Kennedy. While the world is reeling, our trio is involved in making a rackety Swingin' '60s British movie in sunny Brighton. All are leading secret lives. As the film is shot, with its usual drastic ups and downs, so does our trio's private, secret world begin to take over their public one. Pressures build inexorably - someone's going to crack. Or maybe they all will.

It's 1996. Detective Sergeant Tom Thorne is a haunted man. Haunted by the moment he ignored his instinct about a suspect, by the horrific crime that followed and by the memories that come day and night, in sunshine and shadow. So when seven-year-old Kieron Coyne goes missing while playing in the woods with his best friend, Thorne vows he will not make the same mistake again. Cannot. The solitary witness. The strange neighbour. The friendly teacher. All are in Thorne's sights. This case will be the making of him...or the breaking. 

To the outside world, suave, charming and confident doctor Marcus Valentine has it all. A loving wife, three kids, a great job. But there’s something missing, there always has been...or rather, someone.... Driving to work one morning, his mind elsewhere and not on the road, he almost mows down a female jogger on a crossing. As she runs on, Marcus is transfixed. Infatuated. She is the spitting image of a girl he was crazy about in his teens. A girl he has never been able to get out of his mind.

Kim Darroch was British ambassador to the US as the age of Trump dawned and Brexit unfolded. One of the UK’s most experienced and respected diplomats, Darroch was given the task of explaining Trump to the British and Brexit to the Americans. Choosing to resign after his confidential cables criticising the Trump administration were leaked to the press, Darroch’s unvarnished, behind-the-scenes account reveals for the first time the inside story of this tumultuous time and reflects more broadly on Britain’s relationship with the United States.

Marc Dane is an MI6 field agent at home behind a computer screen, one step away from the action. But when a brutal attack on his team leaves Marc as the only survivor - and with the shocking knowledge that there are traitors inside MI6 - he's forced into the front line. However, the evidence seems to point towards Marc as the perpetrator of the attack. Accused of betraying his country, he must race against time to clear his name.

When the decomposed remains of a body are found entombed in the depths of a disused Manchester cotton mill, Detective Chief Inspector Rachel King is called in to investigate the grisly discovery. With gunshot wounds to the knees, this was no accident. This was murder. But the question is: was this a gangland killing or a murder motivated by a deadly secret closer to home? With the help of DS Elwyn Price, Rachel must follow the trail evidence where it takes her. But who can she trust? And who in this notorious area knows more than they’re admitting to? 

America, 1960. In Washington, DC, John F. Kennedy has just been elected president. In Havana, Fidel Castro has been in office for a year, and with Cold War tensions rapidly heating up and the Soviets leading the space race, the thought of a Communist leader so close to home is already raising American blood pressure. Anti-Communist fever is rampant in the USA, with a paranoid establishment seeing reds under every bed. Nevertheless, the decision to snuff out the threat of Castro by hiring Tom Jefferson, America's best assassin, to kill him comes from an unusual quarter: the Mafia.

On the brink of defeat, Hitler commissioned 10,000 V2s - ballistic rockets that carried a one-ton warhead at three times the speed of sound, which he believed would win the war. Dr Rudi Graf who, along with his friend Werner von Braun, had once dreamt of sending a rocket to the moon, now finds himself in November 1944 in a bleak seaside town in Occupied Holland, launching V2s against London. No one understands the volatile, deadly machine better than Graf, but his disillusionment with the war leads to him being investigated for sabotage. 

In the quiet Cotswolds village of Great Rollright in 1944, a thin and unusually elegant housewife emerged from her cottage to go on her usual bike ride. A devoted mother of three, attentive wife and friendly neighbour, Sonya Burton seemed to epitomise rural British domesticity. However, rather than pedalling towards the shops with her ration book, Sonya was heading for the Oxfordshire countryside to gather scientific secrets from a nuclear physicist. Secrets that would enable the Soviet Union to build the atomic bomb.

All murder mysteries follow a simple set of rules. Grant McAllister, an author of crime fiction and professor of mathematics, once sat down and worked them all out. But that was 30 years ago. Now he's living a life of seclusion on a quiet Mediterranean island - until Julia Hart, a sharp, ambitious editor, knocks on his door. His early work is being republished and together the two of them must revisit those old stories: an author hiding from his past and an editor keen to understand it.

Gabriela, a senior negotiator in the FCO’s Counter-Terrorism Unit, runs a small and powerful team based in Whitehall. She is tenacious, hard-working and the family breadwinner. Her husband, Tom - a freelance architect - looks after their two small children. When Gabriela returns from a seven-month stint in Moscow, something doesn’t seem right. Isobel is a journalist working for the local paper in Camden. Walking home from a party one night, she witnesses a horrific attack. But someone has seen her and is making themselves known in increasingly frightening ways.