The Walking Dead is based on a graphic novel by the same name. It focuses on a group of survivors that must live in a world overgrown with zombies.

It's also the highest-rated show on television. By a long shot.

Due to great acting, shocking deaths, a lot of blood, suspense and violence, The Walking Dead simply rakes in viewers. It's a TV Fanatic favorite and it should be added to your Must DVR list.

Tune in to The Walking Dead Sundays on AMC.