AMC has released  'The Walking Dead' Season 6 trailer.

'The Walking Dead' stars Andrew Lincoln as Rick, Chandler Riggs as Carl, Danai Gurira as Michonne, Melissa McBride as Carol,Sonequa Martin-Green as Sasha, Lauren Cohan as Maggie, Steven Yeun as Glenn,Norman Reedus as Daryl, Lennie James as Morgan, Seth Gilliam as Father Gabriel, Michael Cudlitz as Abraham, Josh McDermitt as Eugene, Alanna Masterson as Tara, Christian Serratos as Rosita, Tovah Feldshuh as Deanna, Ross Marquand as Aaron, Alexandra Breckenridge as Jesse, and Austin Nichols as Spencer.

The undefinedof show was the highest-rated finale in series' history, with 7.3 rating among adults 18-49 and 15.8 million viewers.

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'The Walking Dead'  returns  October 11, with its companion series 'Fear the Walking Dead' set for a summer debut.