Welcome to MARK MANNOCK-Writer of Thrillers

Grab a FREE copy of the NICHOLAS SHARP Novella PLAY OUT by clicking here! 

(You'll also receive a free copy of the LACHLAN BYRN Novella - ONE TWO THREE... DIE - 14 days later) 

The Books...

The NICHOLAS SHARP ACTION THRILLERS 

NICHOLAS SHARP THRILLER Book 1

Nicholas Sharp is a killer musician... literally.

Shooting someone from a rooftop five hundred yards away is a skill you don’t forget, no matter how hard you try. Nicholas Sharp ought to know; he’s tried hard enough. Now he’s found a new life and a new skill set, and best of all, nobody dies...until they do.

When a close friend and her young child are kidnapped, the former Marine sniper is threatened with blackmail. Unresolved forces from his past claw at his very existence, pushing him into a dark corner where choice has no place.

But Nicholas Sharp isn’t a man you want to leave without options. He’ll come at you with all he’s got. In a breath-taking game of cat and mouse spanning three continents, the former sniper risks everything in an attempt to save the lives of those he loves.

When the stakes are raised, Sharp digs in.

When faced with chemical weapons falling into terrorist hands and betrayal at every turn, Sharp pushes back harder.

When an assassin’s sights lock onto the spotlight, Sharp steps boldly into it.

Suddenly death has an audience… and a soundtrack.

A lone figure, with almost no chance of success, all Nicholas Sharp has to do to survive is walk away…

…or stay and wage the fight of his life.

Killsong introduces the Nicholas Sharp series featuring high-octane international thrillers packed with action, suspense, and engaging characters. If you’re a fan of Brad Thor and Robert Ludlum, you’re going to love Nicholas Sharp.

NICHOLAS SHARP THRILLER Book 2

You can't stop someone with nothing to lose.

Ex-Marine sniper turned musician, Nicholas Sharp is living the dream: European concert halls, luxury hotels, and audiences on their feet. But when people start dying and the evidence points to him, the dream turns into a nightmare.

Betrayed, hunted, and branded a terrorist, Sharp must uncover who’s pulling the strings before he’s silenced for good.

A concerto of treachery and deceit, Lethal Score hurtles across Europe in a relentless manhunt as Sharp fights desperately for his freedom and his life.

NICHOLAS SHARP THRILLER Book 3

Two continents, one conspiracy.

Nicholas Sharp is performing in Sudan as part of a cultural group representing the US. Suddenly caught up in the middle of a political coup, the leader of the American contingent disappears, his security detail murdered. Communication with the outside world is cut off.

It falls to Sharp and Greatrex to track their missing leader down.

As a series of shattering events leads Sharp from the bullet riddled deserts of Sudan to the power-hungry halls of Washington, the former Marine sniper suddenly realizes that the danger they escaped is eclipsed by the treachery ahead.

And then, things get really complicated…

NICHOLAS SHARP THRILLER Book 4

It’s dangerous to be right when the government is wrong…

Exiled protest band Kha Cring flee to Los Angeles to begin a new life. After an unexpected attack, the musicians’ safe exile in LA is jeopardized. Their desire to fight on undiminished, the band find their soaring popularity and politically messaged music no longer enough to protect them from the evil they escaped.

A deadlier weapon is needed. Nicholas Sharp.

Suddenly, things go terribly wrong as Sharp finds himself the focus of a network of international conspirators intent on silencing both he and the members of the band.

This time silence isn’t just censorship, it’s execution.

NICHOLAS SHARP THRILLER Book 5

The deadliest predator is the one who knows your every move.

As assassin is hunting Nicholas Sharp with surgical precision. Sharp almost admires the deadly operator’s meticulous talents, until the killer starts coming after him through the people he cares about. As bodies fall, Sharp’s investigations reveal that the assassin has a second target in his crosshairs: the US Secretary of Defense. Is there a dark connection between the ex-Marine sniper and the politician?


To survive, Sharp must face both a merciless adversary and the ghosts from his own past.

Relentless, razor-edged, and deeply personal, Counterpoint pits Sharp against a master assassin who mirrors his own lethal skills.

Somewhere between Clancy’s Jack Ryan and Ludlum’s Jason Bourne, Nicholas Sharp may be a flawed hero, but you certainly want him on your side.

NICHOLAS SHARP THRILLER Book 6

Are you safe?

Nicholas Sharp receives a mysterious phone call from brother-in-arms, Jack Greatrex… then Greatrex disappears.

The ex-Marine sniper turned musician follows a trail from the jungles of South America to the mountains of Northern Spain and eventually the corridors of power behind the wealth of the Middle Eastern oil supply chain.

Alongside radical eco-activist, Captain Deagan Jones from the notorious Crimson Wave, Sharp uncovers a conspiracy where environmental sabotage and mass human suffering collide. And when Jones’ son is kidnapped, the cost of failure becomes personal.

With the stakes never higher, Sharp fights to prevent an environmental and humanitarian catastrophe with unimaginable consequences.


NICHOLAS SHARP THRILLER Book 7

It’s the Fourth of July and America is celebrating.

A packed L.A. arena. Nicholas Sharp is at the piano, sharing the stage with legends. The atmosphere is electric and the 18,000 strong crowd is hungry for a good time.

The manic frenzy of blues icon Mickey Elvira’s blinding solo has the audience on their feet crying for more when suddenly the frenzied staccato of the guitar is overshadowed by the deadly mechanical clatter of rapid-fire weapons.

This couldn’t be happening in America.

Terrorists encircle the stadium with explosives, turning a night of music into a nightmare siege. As negotiators stall and politicians scramble, the ex-Marine sniper is left with only one option: fight back… alone.

The odds are hopeless. But if Sharp doesn’t act, America’s Fourth of July will end in fire.

Yet why, deep in his gut, does Sharp sense that all is not as it seems?

Amazon best-selling author Mark Mannock’s "Curtain Call" is a high-stakes thriller that will keep you on the edge of your seat until the final, explosive crescendo.

A NICHOLAS SHARP ORIGINS NOVELLA

A Terrorist attack on the London Underground. Nicholas Sharp doesn’t think so.

While on leave from Iraq, the U.S. Marine Sniper finds himself intervening when innocent lives are threatened. He walks away, but for Sharp, it’s never that easy. Something doesn’t feel right. Twenty-four hours later, everything is wrong.

The brief solace he finds in his beloved piano is shattered when Sharp becomes the attacker’s next target. Step up or step away. Nicholas Sharp doesn’t like to kill, but he sure as hell knows how to.

PLAY OUT is the prequel novella to the Nicholas Sharp Action Thrillers. You can receive a free e-Book copy buy signing up to Mark's mailing list below.

Just turn around and walk away. 

That was all Nicholas Sharp had to do when the mysterious and intoxicating Elena approached him for help.

She knew far too much about him. The warning signs were all there.

Sharp didn’t listen to them.

What followed for the former Marine Sniper turned musician, was a harrowing night of violence, deceit and intrigue.

When the sunrise ushered in a new day, Sharp thought it was all over…but it was really just beginning.

BLOOD NOTE is a short story and is best read between KILLSONG and LETHAL SCORE. You'll receive it for FREE two weeks after you sign up to Mark's mailing list.

The first three NICHOLAS SHARP THRILLERS at a heavily discounted price.

This box set includes:

1. KILLSONG

2. LETHAL SCORE

3. HELL'S CHOIR

The only thing necessary for the triumph of evil is that good people do nothing... for Nicholas Sharp, doing nothing is not an option.

Nicholas Sharp is back in the second omnibus edition of the Amazon best selling series.

This digital box set contains the fourth, fifth and sixth action thrillers:


1. SILENT VOICE

2. COUNTERPOINT

3. ECHO BLUE

The LACHLAN BYRN THRILLERS 

LACHLAN BYRN THRILLER Book 1

Assassin, vigilante or serial killer?

Vadim Aleyev, President of the Russian Federation, is out of control. He's pushing his country, his people and the world to the brink of a catastrophic war.

Around the globe, world leaders are worried, but no one seems prepared to act. Then one nation unleashes its most fearsome weapon: Lachlan Byrn.

Byrn has a passion for his work that transcends the rules of engagement. He gets up close and personal with his victims… very close, very personal and he’s exceptionally good at what he does.

As the clock ticks, can one man with a tenuous grip on his own sanity, achieve the unachievable? Can one unhinged killer be all that stands between the world and the war nobody can win?

Die as You Kill is the first book in the Lachlan Byrn thriller series, for readers who love elite assassins, geopolitical brinkmanship, antiheroes with a code and non-stop international action. Perfect for fans of Mark Greaney, Lee Child and Tom Clancy.

LACHLAN BYRN THRILLER Book 2

Revenge has a price.

In the aftermath of betrayal, Lachlan Byrn finds himself consumed by a thirst for vengeance.

What begins as a straightforward kill becomes complicated as Byrn finds himself shadowed through the back streets of Beijing by a relentless and focused pursuer. Byrn’s quest for retribution is suddenly placed in jeopardy and his bloodlust put on hold as the assassin finds himself hunting and being hunted at the same time.

But this is only the opening play.

As a labyrinth of deceit unfolds, Byrn, now operating on a razor’s edge, discovers he is being manipulated by an individual so powerful that even governments cower in fear.

But when those distorting the world’s endless shades of gray in Washington and New York come face-to-face with a killer who sees only black and white, someone is going to die.

LACHLAN BYRN THRILLER Book 3

They thought they were untouchable.

It began as a routine paid kill. Over the years Lachlan Byrn has evolved the act of turning his back on problems that don’t concern him into an artform. So, what’s different this time?

Byrn finds himself immersed in the sordid world of human trafficking, and as dark as the assassin's nature is, the activities of those he's charged with hunting down don’t sit well with him. The killer's own moral compass, warped as it may be, is pointing somewhere new, and he intends to follow it no matter the personal cost.

As if the sheer power of the forces he’s facing aren’t enough, Byrn discovers that he’s working for a dead man. Yet step by step, death by death…

It appears you can’t keep a good man down… or a bad one.


Trust No One

Thirty-seven young children die in tragic circumstances when their kindergarten is blown to smithereens in Beirut. Thousands of miles away those responsible continue their lives with total impunity. Their reach is too wide, their power too immense and their domination of the world’s strategic technology unrivaled.

No single nation has the power or resources to challenge them. Nor do they have the inclination, because they rely on them for their own security. To launch an attack on such an influential entity would be a reckless, perilous and probably suicidal mission with almost zero chance of success.

Enter Lachlan Byrn.

He simply doesn’t care. There’s a job to be done.

If they go high, he’ll go low. If they utilize their advanced AI modeling to hunt him down, he’ll go analog.

While his targets are thinking new world technology, Byrn is employing cold-war tactics.

Does the assassin have a chance in hell?

Maybe so… because hell is Lachlan Byrn’s home ground.

Set a serial killer to catch a serial killer.

An island paradise, two killers, one truth.

A man driven by rare skills, a wavering moral compass, and a failing grasp on his own sanity, Lachlan Byrn barely straddles the blurred lines between assassin, vigilante and serial killer.

Set loose to catch one of his own kind, the tension on a remote Italian holiday isle escalates as quickly as the body count rises. Byrn wades through a murky patchwork of deception, mistruths and misdirection. Amid the chaos, doubt begins to gnaw at his broken conscience; not everything on this island is as it appears.

Yet Byrn will have to confront his own shadows before his lethal skills can be brought to bear on the guilty.

The trouble is… finding someone who is innocent.

The Lachlan Byrn thrillers, explore the fine line between identifying as an assassin, a vigilante, or a serial killer. Byrn’s dark escapades take the reader on an interesting journey into one man’s questionable psychological make-up. Is it possible to do bad things for the right reasons?

Book 1: DIE AS YOU KILL

Book 2: DEATH COMES EASY

Book 3: HE WITHOUT SIN

All the Sharp and Byrn thrillers are also available on print either through Amazon or from your local book store .

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