After the season two premiere of AMC’s The Walking Dead on October 16, 2011 broke cable ratings records in the 18–49 demographic with 7.26 million viewers, The Walking Dead will return for a third season.
The third season will contain an extended episode order of 16 episodes.
On February 24, 2012, it was announced that David Morrissey had been cast as The Governor, a major antagonist in the comic series. Morrissey will be a main cast member in the third season, which begins production in the first quarter of 2012.
On March 17, 2012, it was announced that Michael Rooker would reprise his role as Merle Dixon, Daryl’s older brother who had gone missing in the first season.
The Walking Dead season 3 begins shooting in May, with 16 episodes planned.
Following the Season 2 finale episode, Beside the Dying Fire, Rick Grimes and his group notice the West Central Prison, Georgia, which serves as the main location for the survivors in season three. Michonne is introduced and her character will develop throughout the season as well as the return of Merle Dixon, Daryl’s brother. The main antagonist The Governor played by David Morrissey will also be introduced in this season.
Exact release date is yet to be announced but it is expected to premiere in fall (October 2012.)
UPDATE: The new season will have its premiere episode on Sunday, October 14th, at 9pm.