This high-stakes thriller features the world's most dangerous assassin: the Gray Man. When Court Gentry's CIA transport plane is interrupted, he's sent after a trained team of assassins who have kidnapped a prisoner in England. But what can one operative do? A lot, when that operative is the Gray Man.

Mission Critical

Court Gentry, a former CIA operative, now an international hired assassin. To those who lurk in the shadows, he’s known as the Gray Man. He is 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. Always.

Mission Critical

Mark Greaney