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Prepare for big scares in 2023, with the release of heart-pounding new mystery books and thriller books you won’t be able to put down! Whether you like your frights with serial killers, paranormal activity, or a sprinkle of cozy comfort, there’s something for you hitting shelves in 2023.

Crystal Smith Paul, Grady Hendrix, and Mariana Enriquez bring their signature flair to new mystery books for adults this year, while Caroline Kepnes – the genius behind the “You” book series that inspired the Netflix show – is releasing another addition to the franchise. Plus, Debut authors like Ripley Jones, Maria Dong, and Jennifer Herrera hope to suck in readers with their first outings. Jennifer Lynn Barnes and Karen M. McManus continue their twisty YA series with new releases, sure to be hits on #BookTok.

There’s plenty of spooky energy to keep readers across all subgenres of mystery and thrillers up all night through 2023, but for now, here are all the best mystery thriller books coming out in October.