The original TV series was recently renewed with an order for an additional 13 episodes. According to AMC, noted for the Emmy award-winning series "Mad Men" and "Breaking Bad", "The Walking Dead" has averaged 3.5 million viewers per episode.
"...'Andrea' (Laurie Holden) is a successful civil rights attorney living in Florida, Andrea was on a road trip with her younger sister 'Amy', headed back to Amy's college when the zombie apocalypse occurred. They were stranded in Atlanta when they were rescued by 'Dale' and they've been living with him and the rest of our survivors at the camp ever since. Andrea is intelligent, cautious and extremely protective of her younger sister, with whom she has not always had the closest relationship. Never one to shy away from a challenge or a fight, Andrea is headstrong, opinionated and first and foremost interested in keeping Amy safe. They don't know what has become of their parents but Andrea has no real expectation of them being alive and will endeavor to stand strong as the only family Amy has left..."