The Walking Dead is a post-apocalyptic horror television series based on the comic book series of the same name. It follows a group of survivors, led by former sheriff's deputy Rick Grimes, as they struggle to stay alive in a world overrun by zombies, known as walkers. The series explores the human drama and moral dilemmas that arise in this new world, as well as the constant threat of the undead. With its intense action, compelling characters, and thought-provoking themes, The Walking Dead has become one of the most popular zombie series on Netflix.