An Underground carriage in London is destroyed by a suicide bomber. The injured and the dead litter the platform. But as a crowd forms at street level, Michael Pope knows that this is only the beginning. Pope, head of top-secret Group 15, is tasked with finding the perpetrators of this atrocity and bringing them to justice, any way he can. He knows that the answers to many of his questions will lie at the end of the money trail, but he also knows that whoever funded and organized the attack will kill again for their freedom.

Beatrix Rose has been betrayed. Her husband has been murdered and her daughter, Isabella, abducted. She flees to the Hong Kong underworld to plot her revenge. Those who wronged her will pay. Beatrix is the most dangerous woman you’ve ever met. She was an assassin for The Firm, the beyond top secret agency that did the dirty work for the British Secret Services. She is lethal. Ethically flexible. Totally ruthless. And you know what they say about payback.

From Amazon number-one best-selling author Mark Dawson, this novella is an introduction to John Milton, the most dangerous assassin in the pay of Her Majesty’s government. Meet John Milton. He considers himself an artisan. A craftsman. His trade is murder. Milton is the man the government sends after you when everything else has failed. Ruthless. Brilliant. Anonymous. Lethal. You wouldn't pick him out of a crowd, but you wouldn't want to be on his list.

She does Britain's dirty work, but this time she needs help. Beatrix Rose, meet John Milton.... Beatrix Rose has a knack for making the British government's problems go away. When the assassin is sent to Venezuela to track down a missing scientist, she meets a contact who knows the lay of the land: none other than John Milton. As the state-sanctioned assassin and the special forces soldier team up in South America, they'll do more than capture a missing scientist....

Mark Dawson's Group Fifteen Files. Quick, lightning-paced, action.

They call him 'Scorpion'. No-one knows his real name, and the only people who have seen his face are dead. He works for the highest bidder, and he's never missed a target.

The assassin appears in London with the name of an investigative reporter on his list. But has Scorpion met his match? The reporter has a protector - John Milton. And Milton might be the only man in the world more dangerous than him.

London, 1940: The Luftwaffe blitzes London every night for 57 nights. Houses, shops, and entire streets are wiped from the map. The underworld is in flux: The Italian criminals who dominated the West End have been interned, and now their rivals are fighting to replace them. Meanwhile, hidden in the shadows, the Black-Out Ripper sharpens his knife and sets to his grisly work.

Belfast-born Jimmy Walker is a career criminal, desperate to leave the world of organised crime behind. He’s made just enough money to think about going straight. He wants to be a family man. He wants to stay alive for his wife and son. He wants to be the man they deserve. He reluctantly agrees to one final job with the intention that it will be his last. Little does Jimmy know that he’s been set-up. The sins of his past are about to catch up with him.    

British M16 Agent and former SAS trooper Jack Tate is trying to escape his past when he witnesses a terrorist attack of unthinkable scale. An electro-magnetic pulse knocks out the US power grid, killing anything with a computer processor, throwing the whole country into chaos. Under the cover of the blackout, a clandestine operation aims to assassinate prominent public figures on US soil. Looting and violence spreads across the country. And Jack Tate’s past comes back to haunt him. 

Court Gentry is known as The Gray Man - a legend in the covert realm, moving silently from job to job, accomplishing the impossible, and then fading away. And he always hits his target. But there are forces more lethal than Gentry in the world. And in their eyes, Gentry has just outlived his usefulness. Now, he is going to prove that for him, there's no gray area between killing for a living-and killing to stay alive.

Tom Novak is a troubled soul with a dark and bloody past. A former refugee, Royal Marine and member of the elite Special Reconnaissance Regiment, he now finds himself struggling with the deadening routine of day-to-day policing. When he is deployed undercover to infiltrate a gang of people traffickers, things go badly wrong. Faced with an impossible choice, his cover is blown, and he finds himself on the run from the Serbian mafia and even his fellow police colleagues. 

This collection of stories goes back to Dan “Spider” Shepherd’s SAS days, and the missions that shaped him. From his training in the welsh hills and the jungles of Belize, through to his early missions in Sierra Leone and the Middle East, these nine stories chart his rise through the SAS, and his involvement with the elite Sabre Squadron. Along with his comrades Jimbo, McKay and Geordie, Spider puts his life on the line on active duty…and sows the seeds of his future career.

Ryan Drake is a man who finds people who don't want to be found. Once a British soldier, he now works for the CIA, leading an elite investigation team that tracks down missing agents. But his latest mission - to free a prisoner, code-named Maras, and bring her back onto US soil within 48 hours - is more dangerous than anything his team has attempted before. Hunted by his former comrades, Drake is left with no choice but to trust a dangerous woman he barely knows.

When you want to take power, call the SAS. A right-wing billionaire is standing for Parliament. He enlists the help of ex-SAS soldier, Gabriel Wolfe. Gabriel left the Army after a covert mission went disastrously wrong and has sworn never to cause another man's death. It quickly becomes clear that Sir Toby Maitland's ambitions extend far beyond a seat as an MP. When an ex-contact in Swedish Special Forces, now working for MI5, contacts Gabriel, he realises he has little choice but to try to stop his employer.

This original short story takes us back in time to show us how it all began. On a whirlwind, action-packed thriller ride through Italy, Denmark, Germany, Switzerland, it shows us the beginning of CIA operative Agent Zero's career - and brings us up to the fateful moment when his memory came to be lost.

Time has run out for Ryan Drake. Most of his friends are dead or disappeared. Corrupt CIA Director Marcus Cain is poised to ascend to the highest levels of power, and the shadowy group known as the Circle is causing chaos across the globe. But one shred of hope remains. A message hidden by his mother shortly before her death launches Drake and his sister Jessica on a desperate race against time. But they aren’t the only ones tracking down the answers....