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Psychological thrillers · Crime fiction · Dark suspense
Antony Coyne writes emotionally driven thrillers about grief, obsession, betrayal—and ordinary people pushed beyond their limits.
Newest standalone
Dark psychological thriller
Three books available now

The newest standalone
What if the best thing that ever happened to you was your best friend disappearing?
Lucy Harper was never meant to be part of Philippa Carrington's world.
Beautiful, wealthy and effortlessly confident, Philippa had everything Lucy didn't. But one chance encounter became a friendship that changed both their lives.
Then Philippa disappears.
No goodbye. No explanation. No trace.
As the police search for answers, Lucy stays close to Philippa's devastated husband, Henry. She cooks his meals, cleans his house and keeps him company through the long nights when neither of them can sleep.
Whenever Henry needs someone, Lucy is there.
But the longer Philippa is missing, the more comfortable Lucy becomes in the life her best friend left behind.
Then the ransom notes arrive.
Someone claims to know what happened to Philippa. Someone has been watching.
But as the police search for Philippa, Lucy is beginning to realise just how much she stands to lose if they find her.
Published by Safe Harbour Publishing
The Detective Kane series
For readers drawn to crime thrillers, psychological suspense and morally complicated characters.
Begin with Shadows of the Past, then continue with The Debts They Owe.
Explore the Detective Kane seriesCrime thriller
He lost his badge.
He lost his family.
Now his daughter is missing.
Former police officer Ray Gordon has made plenty of enemies.
Disgraced and abandoned by his family after years of crossing the line, Ray is forced to confront his past when his daughter, Megan, is kidnapped.
Someone wants revenge.
As Ray is drawn from one disturbing crime scene to another, Detective Evelyn Kane begins to suspect he is responsible. But the deeper she digs, the more it appears that someone is manipulating them both—and settling old scores along the way.
With Megan's life hanging in the balance, Ray must face the consequences of the man he used to be and decide how far he is willing to go to save her.
HERO OR MONSTER?
Shadows of the Past is the first book in the Detective Kane Thriller Series.
Psychological crime thriller
Every debt must be paid.
Detective Evelyn Kane is still haunted by her last case. But with someone hunting men who escaped justice, there is no time to dwell on the past.
The victims were accused of terrible crimes. The system failed to punish them. Now a killer is enforcing their own brand of brutal justice.
With a new partner at her side, Kane is drawn into a carefully orchestrated trail of murder—one designed to make her question where justice ends and revenge begins.
But another game is pulling her back to familiar faces.
Old grudges are resurfacing. Debts are being called in. And as the lines between victim, killer and avenger begin to blur, Kane must confront a terrifying question:
When the law fails, who gets to decide what justice looks like?
The second book in the Detective Kane Thriller Series.

About the author
I’m a British crime and psychological thriller author, and the creator of the Detective Kane series.
I write dark, character-driven thrillers about ordinary people facing situations that push them further than they ever thought they could go. My stories tend to sit in the grey areas between right and wrong, justice and revenge, and the choices people make when they feel they have nothing left to lose.
My first novel, Shadows of the Past, introduced readers to the dark side of Chicago through disgraced former Officer Ray Gordon and later Detective Evelyn Kane. The story continued in The Debts They Owe, while my standalone psychological thriller, After She Was Gone, allowed me to explore a different kind of story outside the Kane series.
For me, the characters always come first. I like flawed people, difficult decisions and stories where nobody is completely good or completely bad. I want readers to understand why a character does something, even when they completely disagree with what they have done.
I’ve always enjoyed thrillers that keep you wanting one more chapter, but I also want there to be something underneath the twists — grief, anger, guilt, obsession, family, loss and the consequences of the decisions people make.
I’m continuing to write both crime and psychological thrillers, with more stories currently in development.
From readers
★★★★★“The way Antony has created a character that you feel so connected to and keep rooting for is genius… I don’t normally get that emotional with a book, but I almost broke down at one point.”
★★★★★“A real page turner that I couldn't put down… Just the right amount to remind you and then straight into the new plot. Bring on the next book.”
★★★★★“I could not put this book down when I started it. The characters are quite relatable, and the story flowed well. It had a very different ending from what I expected.”
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The next chapter
Antony is currently working on new psychological thrillers and crime fiction.