The Walking Dead (AMC)
Based on the comic book series written by Robert Kirkman, this gritty drama portrays life in the months and years that follow a zombie apocalypse. Led by former police officer Rick Grimes, his family and a group of other survivors find themselves constantly on the move in search of a safe and secure home. But the pressure each day to stay alive sends many in the group to the deepest depths of human cruelty, and Rick discovers that the overwhelming fear of the survivors can be more deadly than the zombies walking among them.

This Is Us (NBC)
Jack and his wife – who is very pregnant with triplets – have just moved into their new home in Pittsburgh. Successful and handsome television actor Kevin is growing increasingly bored with his bachelor lifestyle. Randall – who was abandoned at a fire station by his father as an infant – is a stylish New York-based businessman working to raise two daughters with his wife, Beth. These people are among a group, several of whom share a birthday, of seemingly random individuals whose lives intertwine in unexpected ways.

New Amsterdam (NBC)
Dr. Max Goodwin is brilliant, charming — and the new medical director at America’s oldest public hospital. While he’s set on tearing down the bureaucracy to provide exceptional care, the doctors and staff are not so sure. They’ve heard this before, and no one else has delivered on those promises. Not taking no for an answer, Max disrupts the status quo and proves he will stop at nothing to breathe new life into this understaffed, underfunded and underappreciated hospital — the only one in the world capable of treating Ebola patients, prisoners from Rikers Island and the president of the United States all under one roof — and return it to the glory that put it on the map. Inspired by Bellevue in New York City.

Grey’s Anatomy (ABC)
The medical drama series focuses on a group of young doctors at Seattle Grace Mercy West Hospital, who began their careers at the facility as interns. One of the young doctors and the show’s namesake, Meredith Grey, is the daughter of a famous surgeon. Grey struggles to maintain relationships with her colleagues, particularly the hospital’s one-time chief of surgery, Richard Webber, due to a pre-existing relationship between them – Webber and Meredith’s mother had a personal relationship when Meredith was young.