We hit their Comic-Con panel earlier today — read our full synopsis here — now check out the full-tilt undead madness in the debut third season trailer. We just got out of the roundtables with the cast, so keep your eyes peeled for such impending conversations like how Andrew Lincoln listens to Radiohead to get in "Rick Grimes" mode. The new season hits October 14.

UPDATE: Another link for the inexplicably region-blocked — hope this works!