Universal Orlando has unleashed the horror of Halloween Horror Nights 22, featuring all new haunted houses, hundreds of terrifying “scareactors” and a completely reinvented street experience that will leave guests with nowhere to turn. Highlights include all-new haunted houses featuring movie-quality sets, including four houses based on some of pop culture’s biggest icons — AMC’s hit television series “The Walking Dead.” popular video game and motion picture franchise “Silent Hill,” the bad boys of magic, Penn & Teller, and legendary shock rocker Alice Cooper. A completely reinvented street experience will also unleash “scareactors” in an all-new, terrifying way. There are also two outrageous shows, including the return of the popular Bill & Ted’s Excellent Halloween Adventure and new this year, The 20 Penny Circus, featuring “magic for people with questionable taste.” Halloween Horror Nights 22 begins at 6:30 p.m. and runs select nights through Oct. 31. (http://www.halloweenhorrornights.com/orlando)