Mary Sangiovanni

Author Information
Mary Sangiovanni's Latest Book

Newest Release

  • Bibliography:
    21 Books (1 Series)
  • First Book:
    October 2002
  • Latest Book:
    March 2023
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Full Series List in Order

Kathy Ryan

1 - Behind the Door (Aug-2018)
2 - Inside the Asylum (May-2019)
3 - Beyond the Gate (Nov-2019)

Books in Order: 21 titles

The book list is sorted in publication date order - newest first. You can sort the list by clicking on the Sort button. To see a simple list or a cover view list, click on the icons below.

  • Alien

    While a moon hurtles toward certain destruction, taking with it a Weyland-Yutani bioweapons lab, talks on a nearby colony could lead to all-out war among the colonies.HYGIEIA—AN OUTER RIM COLONY—IS DOOMEDThe moon on which it was built hur...

  • Enemy of My Enemy

    While a moon hurtles toward certain destruction, taking with it a Weyland-Yutani bioweapons lab, talks on a nearby colony could lead to all-out war among the colonies.HYGIEIA -- AN OUTER RIM COLONY -- IS DOOMEDThe moon on which it was built hurtles t...

  • The Shapes of Night

    Sometimes, in Bloomwood County, New Jersey, children go missing. Sometimes those children die. And sometimes, strange and alien shapes of night resurrect the bodies of those children for their own.When Tim Jenkins has a terrible vision of one of his ...

  • Things Left Behind

    A triumph... two masters of the genre! -- PhobophileIn their first book-length collaboration, World Horror Grandmaster Award winner and Bram Stoker Award nominee Mary SanGiovanni take readers on a road trip across horror fiction's vast and disturbing...

  • Beyond the Gate

    Kathy Ryan - 3

    Kathy Ryan’s work as an occult investigator often leads her to the outskirts of society, law, and even reality… Knowing that other dimensions exist is one thing. Venturing into them is quite another. In the course of its experiments, Paragon C...

  • Inside the Asylum

    Kathy Ryan - 2

    A mind is a terrible thing to destroy . . . Kathy has been hired to assess the threat of patient Henry Banks, an inmate at the Connecticut-Newlyn Hospital for the Criminally Insane, the same hospital where her brother is housed. Her employers ...

  • Behind the Door

    Kathy Ryan - 1

    FIRST IN A NEW SERIES! Occult specialist Kathy Ryan returns in this thrilling novel of paranormal horror from Mary SanGiovanni, the author of Chills... Some doors should never be opened... In the rural town of Zarepath, deep in the woods o...

  • Savage Woods

    Bram Stoker award-nominated author Mary SanGiovanni returns with a terrifying tale of madness, murder, and mind-shattering evil . . . Nilhollow -- six-hundred-plus acres of haunted woods in New Jersey’s Pine Barrens -- is the stuff of urban leg...

  • Night Movies

    From award-winning author Mary SanGiovanni comes a collection of some of her best short fiction to date. NIGHT MOVES is a frightening journey through the shadowed and often deadly lands that overlap our world...and others. 

    Love and ...



  • The Fading Place

    Charlie Van Houten is a single mother running the usual weekend errands with her beautiful baby girl Haley, until a delusional gun-wielding woman named Simone takes them hostage in their own car. As they make their way to an unknown final destination...

  • Night Moves

    From award-winning author Mary SanGiovanni comes a collection of some of her best short fiction to date. NIGHT MOVES is a frightening journey through the shadowed and often deadly lands that overlap our world...and others. Love and loss, self-respect...

  • Chills

    “True Detective” meets H.P. Lovecraft in this chilling novel of murder, mystery, and slow-mounting dread from acclaimed author Mary SanGiovanni . . . It begins with a freak snowstorm in May. Hit hardest is the rural town of Colby, Connecticut...

  • Okiku

    Is anyplace far enough to escape ghosts? Gina thought a small Japanese village far from anything she's ever known would be enough to escape her past. But someone wants to make sure she remembers each and every horror, and what she did -- and didn't d...

  • Chaos

    From the author of the Hollower Trilogy and Thrall comes a terrifying new novel of madness and horror…. The Bridgewood Estates apartments are clean, modern and new -- the perfect place for Myrinda and her boyfriend Derek to start a new life togethe...

  • For Emmy

    Sometimes no matter how vigilant you are, you can't keep loved ones save. --- Dana McCluskey and her father know very well that there can be dangers around every corner. They wanted to keep Emmy safe. --- But it is impossible to see some dangers comi...

  • A Darkling Plain

    Collected short horror fiction including * Kins * The Nurses of Haversham * The Eleventh Hour Syndrome * Andi * Skincatchers * Deadsies * The Amazing Morpheus * Goth and Crow * The Days After the World Went Away * Letting Go * Plus story notes from t...

  • Thrall

    The last thing Jesse Coaglan ever wanted to do was return to his hometown of Thrall, New Jersey. Tucked away in the wilds of the northwestern corner of the state, Thrall has always been a very strange place to live. The town was a poison that affecte...

  • The Triumvirate

    Erik McGavin finally has his life back from the monsters who sought to destroy him inside and out. He has come from having nothing to having a happy, stable life with his beautiful wife, a home, and a baby on the way. But there are signs the rift has...

  • Found You

    "Found you." Those two simple words were like a death sentence to Sally. She recognized the voice, straight from her nightmares. The grotesque thing without a face, the creature that thrived on fear and guilt, had nearly killed her, like it had so ma...



  • The Hollower

    What is the Hollower? At times it can look like a man in a black coat and a black hat. But it's definitely not a man. It's not human at all. Its sole purpose is to stalk, to torment and to drive its victims to their deaths. It can sense each victim's...

  • Under Cover of Night

Frequently Asked Questions (FAQ)

Mary Sangiovanni has published 21 books.

Mary Sangiovanni does not have a new book coming out soon. The latest book, Enemy of My Enemy, was published in March 2023.

The first book by Mary Sangiovanni, Under Cover of Night, was published in October 2002.

Yes. Mary Sangiovanni has 1 series.
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