Horror Nights Calendar 2025. While attending, you’ll see haunted houses from classic horror books and movies, as. Universal studios hollywood unveiled its 2025 calendar of special events, including the schedule for next year’s edition of halloween horror nights.

See the full breakdown of. It is built on top of a platform pioneered by animecons.com and fancons.com and shares the same database, but only lists horror cons (and cons with significant horror programming).