Thursday, September 21, 2017, ratings — New episodes: Gotham, The Orville, Zoo, Penn & Teller: Fool Us, and Whose Line Is It Anyway. Reruns: The Big Bang Theory, Mom, Grey’s Anatomy, Scandal, How to Get Away with Murder, Chicago Fire, American Ninja Warrior and Whose Line Is It Anyway.
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These are the fast affiliate ratings. The percentages represent the change since the previous original episode. (Percentages aren’t given for reruns or specials.) To see past ratings for a particular show, click the show’s link. The show pages are updated with the daily final ratings when they become available. Those pages include season averages to date.
What were you watching last night? Original network programming, reruns, cable, or something else?