Halloween Horror Nights 2024 Attendance Numbers. Visit halloween horror nights, the premier halloween event, at universal studios in los angeles, orlando and singapore. Experience the ultimate halloween thrill at universal orlando resort's halloween horror nights with haunted houses, scare zones, and live shows.

It all began on a dark and spooky night just like tonight, a long time ago (1991), when universal studios orlando launched a halloween. Halloween horror nights 33 is the 33rd halloween horror nights event at universal studios florida.