Prime Video offers a treasure trove of horror series guaranteed to send shivers down your spine. Here are five shows you might not dare to watch alone this Halloween season:

1. Andhera (2025): This Indian Hindi-language supernatural horror thriller, created by Gaurav Desai, premiered on Amazon Prime Video on August 14, 2025. Set in Mumbai, the series follows Inspector Kalpana Kadam and Jay, a medical student, as they become entangled in a missing-person case that unearths a sinister presence beneath the city. With a blend of supernatural elements and thrilling suspense, "Andhera" promises a chilling experience that will keep you on the edge of your seat.

2. The Terror (2018-2025): Inspired by true events, "The Terror" takes viewers to 1845, where two British Royal Navy ships, HMS Erebus and HMS Terror, are on an Arctic expedition to find the Northwest Passage. As cold weather, starvation, and mutiny threaten to ruin the mission, a supernatural predator known as the Tuunbaq starts hunting the crew members. Blending historical fact with eerie happenings, "The Terror" explores themes of leadership, pragmatism, and human endurance, offering both scares and intellectual nourishment.

3. THEM (2021-2024): This horror anthology series uses supernatural and psychological horror to explore racism and trauma in America. Each season features a new set of characters facing gradual attacks against Black families. The first season, "Covenant," follows the Emory family as they are tormented by racist neighbors after moving to an all-white Los Angeles neighborhood. The second season, "The Scare," is set in 1991 and follows an LAPD detective who investigates a series of murders linked to a demonic entity. "THEM" delivers scares while exploring important social issues.

4. From (2022-Present): "From" unravels the mystery of a nightmarish town that traps all those who enter. As unwilling residents fight to keep a sense of normalcy and search for a way out, they must also survive the threats of the surrounding forest, including terrifying creatures that come out when the sun goes down. The series has garnered critical acclaim for its intriguing premise, excellent performances, and stunning cinematography. The show was renewed for Season 4, which began production this year with a 2026 release date being targeted.

5. The Devil's Hour (2022-): This psychological thriller sets up an intriguing mystery: Why does Lucy wake up at 3:33 a.m. each night, and why does her 8-year-old son seem oddly emotionless? With twists and turns, "The Devil's Hour" delivers satisfying answers, starring Jessica Raine, Nikesh Patel, and Peter Capaldi. A third and final season is on the way.

These five horror series on Prime Video offer a diverse range of scares, from supernatural thrillers to psychological horror, ensuring there's something to terrify every viewer. So, grab your popcorn, turn off the lights, and prepare for a chilling experience – if you dare to watch alone!