When Jeffrey Dean Morgan was offered a role on The Walking Dead, they did not tell him who his character would be. The first question he asked was, "Is it Negan?"
The Walking Dead: The Alien is an exclusive online stand alone issue about Jeffrey Grimes, Rick's brother.
According to Greg Nicotero, the Wolves goal was to build up a Walker army with the victims they had killed.
It is likely Rick survived his 6 week coma, because of Gale and her, assistant, Kate. This is explained in the webisode, "The Oath."
Norman Reedus and Greg Nicotero are opening a restaurant named Nic & Norman's in Senoia, Georgia at 20 Main Street possibly opening Monday, June 20, 2016.