A car accident in Japan. A drowning in Seoul. A home invasion in Boston. Someone is killing the world's leading experts on robotics and artificial intelligence. Is it a tech company trying to eliminate the competition or is it something even more sinister? After all, artificial intelligence may be the deadliest battlefield gamechanger since the creation of gunpowder. The first nation to field weapons that can act at the speed of computer commands...

The first agent's disappearance was a puzzle. The second was a mystery. The third was a conspiracy. Intelligence operatives around the world are disappearing. When a missing American agent reappears in Venezuela, Court Gentry, the Gray Man, is dispatched to bring him in. But a team of assassins has other ideas. Court escapes with his life and a vital piece of information. Meanwhile, CIA agent Zoya Zakharova is in Berlin. Her mission: to infiltrate...

"Is it ever the wrong time to do the right thing? I am Court Gentry. In my time, I've seen plenty of bad stuff. Some things worse than others, but nothing that can match this horror show. I was on a simple mission in Bosnia. A bad guy needed to be put down; in and out, no problem. But then I stumbled across a nightmare--a room full of women and children who were being trafficked to rich scum. Since then, I've been tracking their smuggling ring around...

Returning to Washington to uncover the truth about why the CIA betrayed him, former elite agent-turned-Gray Man Court Gentry discovers that the case is still very much under discussion and that he has stumbled onto a secret that powerful enemies will kill to keep.

After five years on the run Court Gentry is back on the inside at the CIA. But his first mission makes him wish he had stayed on the outs when a pair of Chinese agents try to take him down in Hong Kong. Normally the Chinese prefer to stay eyes-only on foreign agents. So why are they on such high alert? Court’s high stakes hunt for answers takes him across Southeast Asia and leads to his old friend, Donald Fitzroy, who is being held hostage by the...

Four years ago, Court Gentry was betrayed by his handlers in the CIA. To survive, he had to eliminate his own brothers in arms. Now, as a master assassin known as the Gray Man, he makes his living killing other people. But when an old comrade he thought dead returns to haunt him, his own life is put in the crosshairs. The man wants Court to complete a mission, with one crucial catch to his orders: Instead of a difficult assassination, the job will...