Halloween Horror Nights 2024 Mazes. Halloween horror nights 2024 (hollywood) was the 24th halloween horror nights event in universal studios hollywood. [updated] here’s what’s coming to halloween horror nights 2024 at universal studios hollywood.

Six mazes in as many business days have been announced for halloween horror nights 33! We’re sure there will be plenty of other announcements about haunted houses coming to this year’s event (there were 10 houses last year).