The second annual Zombie Invasion kicks off the park's Haunt V season, and guests will be allowed to come in costume or they can be transformed by make-up artists at the park.
The event is open to the public, including season passholders.
Here's a schedule of events for the Zombie Invasion on Friday, Sept. 14:
* 7:30 p.m. to 8:30 p.m. Panel Discussion with Walking Dead zombies Kevin Galbraith, Savana Wehunt, and Sonya Thompson.
* 9:30 p.m. to 11p.m. Meet-and-greet opportunity with Kevin Galbraith, Savana Wehunt, and Sonya Thompson.
The event will be a preview of "terrors" for the Halloween season.
HAUNT V will run Sept. 14 to Oct. 28.
Tickets for the Zombie Invastion are $25, but season passholders can bring up to four friends for $14.99 per ticket, according to Dorney's website.
The park also is launching a Twitter contest for a VIP experience with The Walking Dead cast members. The contest is on Twitter.com/DorneyParkPR, and requires entrants to tweet their best survival tips for the park's HAUNT V.
The top 10 tips will be featured in the park's Halloween Haunt V Survival Guide, and the winners will receive two tickets for the Zombie Invasion and a VIP reception with The Walking Dead cast members. Entries must use #DPHAUNTV and be received by Wednesday, Sept. 12, at midnight to qualify, according to the park's website.