“Halloween Horror Nights” at Universal Studios Hollywood got off to a terrifying start last night as Hollywood celebrities paraded along the red carpet to celebrate Southern California’s most extreme Halloween event.

“Halloween Horror Nights” dates are: September 15-16, 22-23, 28-30, October 1, 5-8, 12-15, 19-22, 25-29, 31 and November 2-4, 2017.

Attending celebrity guests included Jessica Rothe (Happy Death Day), Israel Broussard (Happy Death Day), Tobin Bell (SAW franchise), Leigh Whannell (Insidious, SAW), Blumhouse Productions’ Jason Blum (Happy Death Day, Insidious, Get Out), Frank Grillo (The Purge: Anarchy, The Purge: Election Year); Matthew Passmore (JIGSAW), Jennifer Tilly (Child’s Play), Tom Payne (“The Walking Dead”), Emily Kinney (“The Walking Dead”), Jabbawockeez, Slash (Musician), Christian Navarro (“13 Reasons Why”), David Arquette (Scream), Vanessa Hudgens (“Powerless”), Guillermo Diaz (“Scandal”), Jaime Camil (“Jane the Virgin”), Jordan Clarkson (LA Lakers, NBA Player), Lisa Edelstein (“Girlfriends’ Guide to Divorce), and John Murdy, Creative Director at Universal Studios Hollywood and Executive Producer of “Halloween Horror Nights,” among others.

"Halloween Horror Nights" at Universal Studios Hollywood, brings together the sickest minds in horror to immerse guests in a living, breathing, three-dimensional world of terror. The popular event features a new slate of unrivaled film and television production quality mazes, frightful scare zones and a re-imagined “Terror Tram” experience – all uniquely themed to today’s most definitive horror properties.

Touting more mazes than ever, this year’s Halloween Horror Nights” lineup includes: The Shining, inspired by Stanley Kubrick’s psychological thriller; “American Horror Story: Roanoke,” based on FX’s critically-acclaimed, Emmy and Golden Globe Award-winning television series; “The Horrors of Blumhouse,” featuring iconic and unnerving moments from The Purge franchise, Sinister movies and upcoming Happy Death Day, inspired by prolific filmmaker Jason Blum’s blockbuster films; “Insidious: Beyond the Further,” based on Universal Pictures and Sony Picture’s upcoming supernatural thriller Insidious franchise including, Insidious: The Last Key; “Ash vs. Evil Dead,” based on Starz’s comedy horror television series; “SAW: The Games of Jigsaw,” inspired by the SAW film series and the upcoming series installment, JIGSAW; “Titans of Terror,” which unites slasher film villains, Freddy Krueger, Jason Voorhees and Leatherface; and “The Walking Dead” attraction inspired by AMC’s record-breaking television series.

The all-new “Titans of Terror Tram: Hosted by Chucky” ratchets up the scares, transporting guests into a nightmare of carnage on the world-famous studio backlot, pitting guests against Freddy Krueger, Jason Voorhees and Leatherface and the infamous serial killer doll, Chucky. The Jabbawockeez award-winning hip hop dance crew also returns by popular demand.

Tickets to this year’s event are available for purchase at www.HalloweenHorrorNights.com/Hollywood. Advance purchase is recommended as event nights will sell out for all ticket options, including the all-new R.I.P. Tour, the After 2 p.m. Day/Night Combo Ticket, the Frequent Fear Pass and must-have Front-of-Line ticket. Guests electing to purchase the After 2 p.m. Day/Night Combo Ticket can enjoy the park’s popular daytime attractions such as “The Wizarding World of Harry Potter,” “Despicable Me Minion Mayhem” and “Fast and Furious—Supercharged” on the world-famous Studio Tour by day, then step into the mazes and attractions located throughout the park to experience the terror of “Halloween Horror Nights” for one admission price.

The ever popular Frequent Fear Pass allows fans, who just can’t get enough of “Halloween Horror Nights,” to visit multiple times throughout the run of the event. The in-demand Front-of-Line ticket to “Halloween Horror Nights” is also available enabling guests to enjoy one-time priority access to all the mazes, attractions, the all-new Terror Tram experience and new Jabbawockeez hip hop dance performance.

For updates and exclusive “Halloween Horror Nights” content, visit www.HalloweenHorrorNights.com/Hollywood, like Halloween Horror Nights – Hollywood on Facebook; follow @HorrorNights #UniversalHHN on Instagram, Twitter, Snapchat and Periscope; and watch the terror come to life on Halloween Horror Nights YouTube.