Based on the popular graphic novel series, this hit AMC series focuses on a small group of survivors living in the wake of an unknown catastrophe that has revived the dead as "walkers," shambling, flesh-eating zombies. As the ragtag band, led by Southern lawman Rick Grimes (Andrew Lincoln), makes their way across a walker-infested America, they soon discover that the dead may be the least of their problems. Norman Reedus, Steven Yeun, Chandler Riggs, Melissa McBride, Danai Gurira co-star.22 episodes on 7 discs. 16 1/2 hrs. Widescreen; Soundtrack: English.