Season four of AMC’s “The Walking Dead” is set to premiere on Oct. 13. To whet our appetites, the network has released a behind-the-scenes featurette that finds producers and stars of the show promising more decrepit zombies, bigger stunts and darker stories.

Andrew Lincoln (Rick Grimes) reveals that winter has come and gone since last season and series creator Robert Kirkman hints at new emerging dangers that could prove more deadly than the undead and/or people.

Peep it: