AMC has posted online a brand new teaser commercial for the upcoming fourth season of their hit series, “The Walking Dead.” Season 4 will star Andrew Lincoln, Steven Yeun, Norman Reedus, Chandler Riggs, Lauren Cohan, Scott Wilson, Melissa McBride, Chad Coleman, Sonequa Martin-Green, Emily Kinney, Larry Gilliard Jr., David Morrissey and Danai Gurira.

New additions to the main cast for season 4 will include Chad Coleman as Tyreese, Sonequa Martin-Green as Sasha, and Larry Gilliard, Jr. as Bob Stookey.

The series is based on the series of comic books of the same name by Robert Kirkman, Tony Moore, and Charlie Adlard; it was developed for television by Frank Darabont, and is executive produced by Kirkman, Scott M. Gimple, Greg Nicotero, and Gale Anne Hurd. Gimple assumed the role of showrunner after the departure of Glen Mazzara at the conclusion of the previous season.

The fourth season of “The Walking Dead” will consist of 16 episodes. David S. Goyer is set to direct the penultimate episode of the season while Greg Nicotero, Tricia Brock, and Ernest Dickerson will direct multiple episodes. Michelle MacLaren will return this season to direct the season finale, after previously directing episodes in season one and two. Kirkman is also set to write at least two episodes of the season.

The new season will premiere on October 13th on AMC. You can watch the new commercial below: