First trailer of amc’s most anticipated series “The Walking Dead”s Season 7 has been released in Comic-Con. Starring Andrew Lincoln, Norman Reedus, Chandler Riggs, Jeffrey Dean Morgan, Steven Yeun, Lauren Cohan, Danai Gurira, Michael Cudlitz, Sonequa Martin-Green and Ross Marquand, season premiere will be on October 23rd, 2016 on amc.