Nat Cassidy, author of the acclaimed horror Mary , returns with When the Wolf Comes Home , an unabashed, adrenaline-fueled pop horror thriller where the darkest fears can become reality. A USA Today bestseller! ABA Indie Bookseller bestseller! NPR Books We Love Best Horror of 2025― Men's Health , Vulture, IGN Editors' Pick― Page Six “Get your claws into this one, horror fiends. It's terrific. . . . Sink your teeth into a classic.” ―Stephen King “ A crazy-good, balls-to-the-wall horror novel . . . it’s full throttle from the first pages.” ―Joe Hill “This is the kind of great, big, epic horror novel we got back in the '80s that came out swinging for the fences and left everything on the field. Welcome back, you shaggy, bloody monster of a book! ” ―Grady Hendrix Best Books of 2025― Vulture The 25 Best and Most Anticipated Horror Books of 2025― Men's Health Most Anticipated Horror of 2025― Paste Magazine , LitHub One night, Jess, a struggling actress, finds a five-year-old runaway hiding in the bushes outside her apartment. After a violent, bloody encounter with the boy's father, she and the boy find themselves running for their lives. As they attempt to evade the boy's increasingly desperate father, Jess slowly comes to a horrifying understanding of the butchery that follows them―the boy can turn his every fear into reality. And when the wolf finally comes home, no one will be spared. Other Books by Nat Cassidy Mary, an Awakening of Terror Nestlings Praise for When the Wolf Comes Home "Get your claws into this one, horror fiends. It's terrific. …Sink your teeth into a classic. "―Stephen King "A crazy-good, balls-to-the-wall horror novel... it’s full throttle from the first pages."―Joe Hill, bestselling author of Heart-Shaped Box and The Fireman "The feeling you get, maybe, when one enters the Twilight Zone, and you just know things will be different now. ... Nat Cassidy has tapped into something with this one: it's the mood all us readers are always digging for: the Truth, a truth, his truth... the sort of truth you add to your own. ”―Josh Malerman, New York Times bestselling author of Bird Box “This is the kind of great, big, epic horror novel we got back in the '80s that came out swinging for the fences and left everything on the field. Welcome back, you shaggy, bloody monster of a book! ”―Grady Hendrix, New York Times bestselling author of The Final Girl Support Group “ Nat Cassidy is quickly becoming one of those names in horror ― along with Tananarive Due, Keith Rosson and Silvia Moreno-Garcia ― that inhabit the ‘go to’ section of my brain with it comes to picking up new books. They always delight, intrigue and horrify. Guaranteed to deliver .”―Patton Oswalt “ With fresh prose and nonstop movement, it’s hard to put down .”― Variety "After a fresh take on ghosts in Mary , his debut novel, a twist on vampires in Nestlings , and now a shapeshifting werewolf novel that's much more than it promises , it's clear that Cassidy wants to show that nothing is old if you make it new, and that no trope is too tired in the hands of a good storyteller ."―NPR "Cassidy’s novel stretches and contorts into something far stranger, more audacious, and ultimately, both heartbreaking and triumphant . There’s a big appetite for earnest, retro-horror right now, and ― mixing the heart and characterization of ’80s Stephen King with the propulsive energy of Dean Koontz at his best ― When the Wolf Comes Home is proof that they can still write ’em like that, but with a contemporary flair all of its own."― Vulture " When The Wolf Comes Home is a sharp-edged metaphor for trauma and rage, for how they seep into us, how we carry them in us and how sometimes, we pass them on like a curse ."―Cassandra Khaw, Bram Stoker Award-winning author of Nothing But Blackened Teeth “ When the Wolf Comes Home is an imaginative, adrenaline-fueled wild ride through the babysitting job from Hell. Brims with both horror and heart.”―Tananarive Due, award-winning author of The Reformatory “[T]he feel of a modern-day Twilight Zone episode. Conceptually daring, riveting on the page, shockingly intense in spots. Equal parts scary and soulful. ”―Nick Cutter, bestselling author of The Troop “ When the Wolf Comes Home kicks so much ass! … Full of heart and harrowing suspense, it belongs on the shelf next to Firestarter .”―Christopher Golden, New York Times bestselling author of The House of Last Resort and Road of Bones “ [A]nother new horror classic. Inventive yet satisfyingly nostalgic, brutal and terrifying yet poignant and heartfelt, an exhilarating thrill-ride with breakneck pacing that’s as entertaining as it is profound. [It] cements Cassidy’s status as one of horror’s all-time greats .”―Rachel Harrison, USA Today bestselling author of So Thirsty and Black Sheep “ A big, brawling horror novel that moves with relentless velocity and pitiless