There are 15 books in the Gray Man series. The newest book is The Hard Line .

1
The Gray Man

Book cover of The Gray Man

THE FIRST GRAY MAN NOVEL FROM #1 NEW YORK TIMES BESTSELLING AUTHOR MARK GREANEY - now a Netflix original film starring Ryan Gosling and Chris Evans

'Hard, fast, and unflinching-exactly what a thriller should be.' Lee Child

To those who lurk in the shadows, he's known as the Gray Man.…
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2
On Target

Book cover of On Target
From #1 New York Times bestselling author Mark Greaney comes the second entry in the explosive thriller series featuring the lethal assassin known as the Gray Man.

When an old comrade Court Gentry thought was dead returns to haunt him, his own life is put in the crosshairs.

The man…

3
Ballistic

Book cover of Ballistic
#1 New York Times bestselling author Mark Greaney presents the third Gray Man novel, featuring the ex-CIA assassin being hailed as "Bourne for the new millennium" (James Rollins).

After Court Gentry was betrayed by his compatriots and forced to take on a near-suicidal covert mission by the CIA, he thought…

4
Dead Eye

Book cover of Dead Eye
Ex-CIA master assassin Court Gentry gets hit with a blast from the past in the fourth Gray Man novel from #1 New York Times bestselling author Mark Greaney.

Court Gentry has always prided himself on his ability to disappear at will, to fly below the radar and exist in the…

5
Back Blast

Book cover of Back Blast

Court Gentry was the CIA's best agent - until the day the Agency turned against him and put out a kill-on-sight order. That's when the enigmatic international assassin called the Gray Man was born, and Court has been working for himself ever since.

Court is determined to find out what…

6
Gunmetal Gray

Book cover of Gunmetal Gray

Mark Greaney, the #1 New York Times bestselling author of Tom Clancy's recent Jack Ryan novels, delivers another breakneck thriller following the world's deadliest assassin - the Gray Man.

After five years on the run, 'The Gray Man' - Court Gentry - is back on the inside at the CIA.…

7
Agent in Place

Book cover of Agent in Place

'I love the Gray Man'
Lee Child

The Gray Man is back in another nonstop international thriller from #1 New York Times bestselling co-author of Tom Clancy's Jack Ryan novels

Court Gentry is back in action. This time he's working on behalf of a well-connected group of Syrian expats to…

8
Mission Critical

Book cover of Mission Critical
THE NEW YORK TIMES BESTSELLER 

From Mark Greaney, the New York Times bestselling author of Gunmetal Gray and a coauthor of Tom Clancy's Jack Ryan novels, comes a high-stakes thriller featuring the world's most dangerous assassin: the Gray Man.

Court Gentry's flight on a CIA transport plane is interrupted when…

9
One Minute Out

Book cover of One Minute Out
A #1 NEW YORK TIMES BESTSELLER!

From Mark Greaney, the New York Times bestselling author of Mission Critical and a coauthor of Tom Clancy's Jack Ryan novels, comes another high-stakes thriller featuring the world's most dangerous assassin: the Gray Man.

While on a mission to Croatia, Court Gentry uncovers a…

10
Relentless

Book cover of Relentless
The Gray Man's search for missing intelligence agents plunges him deep into a maelstrom of trouble in the latest entry in the #1 New York Times bestselling series.

The first agent disappearance was a puzzle.

The second was a mystery.

The third was a conspiracy.

Intelligence operatives around the world…

11
Sierra Six

Book cover of Sierra Six
It's been years since the Gray Man's first mission, but the trouble's just getting started in the latest entry in the #1 New York Times bestselling series.

Before he was the Gray Man, Court Gentry was Sierra Six, the junior member of a CIA action team.
 
In their first mission…

12
Burner

Book cover of Burner

You've seen the worldwide #1 Netflix film - now read the latest breathtaking Gray Man thriller

Court Gentry is caught between the Russian mafia and the CIA in the new novel from the new king of the electrifying non-stop action thriller.

When you kick over a rock, you never know…

13
The Chaos Agent

Book cover of The Chaos Agent
Artificial intelligence leads to shockingly real danger for the Gray Man in this latest entry in the #1 New York Times bestselling series.

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…