Television for September 21, 2017 includes the season finales of CBS' Zoo, Bravo's Girlfriends' Guide to Divorce and History's Mountain Men; the season premiere of FOX's Gotham; the series premiere of Lifetime's American Beauty Star; and much more!TV Tonight for Thursday, September 21
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7:00 PM
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E! News | E! | |
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7:30 PM
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College Football | ESPN | |
| Vice News Tonight | HBO | ||
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8:00 PM
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Gotham | FOX | Season 4 Premiere |
| Penn & Teller: Fool Us | The CW | ||
| The Vietnam War | PBS | ||
| IMPACT Wrestling | Pop | ||
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8:30 PM
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Thursday Night Football | CBS | |
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9:00 PM
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The Orville | FOX | Time Slot Debut |
| Whose Line Is It Anyway? | The CW | ||
| O.J.: Guilty in the Vegas | A&E | Special | |
| Flipping Out | Bravo | ||
| Tiny House, Big Living | DIY | ||
| Divided | GSN | ||
| Flip or Flop Atlanta | HGTV | ||
| Mountain Men | History | ||
| Kiss of Death | ID | ||
| Project Runway | Lifetime | ||
| Mysteries of the Abandoned | Science | ||
| Mysteries at the Museum | Travel | ||
| Bringing Up Bates | Up | ||
| Growing Up Hip Hop | WE tv | Season 3 Finale | |
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9:30 PM
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Divided | GSN | |
| Desert Flippers | HGTV | ||
| Small Town, Big Mayor | Up | ||
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10:00 PM
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Zoo | CBS | Season 3 Finale |
| Girlfriends’ Guide to Divorce | Bravo | Season 4 Finale | |
| Dallas Cowboys Cheerleaders | CMT | ||
| Nathan For You: A Celebration | Comedy Central | Special | |
| Beat Bobby Flay | Food | ||
| Better Things | FX | ||
| House Hunters | HGTV | ||
| Mountain Men | History | Season 6 Finale | |
| Guilty Rich | ID | ||
| The Pizza Show | Viceland | ||
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10:30 PM
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House Hunters International | HGTV | |
| American Beauty Star | Lifetime | Series Premiere | |
| The Guest Book | TBS | ||
| Bong Appetit | Viceland | ||
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11:00 PM
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Watch What Happens Live | Bravo | |
| I Love Kellie Pickler | CMT | ||
| The Daily Show with Trevor Noah | Comedy Central | ||
| E! News | E! | ||
| Conan | TBS | ||
| The Chris Gethard Show | TruTV | ||
| Desus & Mero | Viceland | ||
| Driven to Love | WE tv | Season 1 Finale | |
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11:30 PM
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Jimmy Kimmel Live | ABC | |
| The Late Show with Stephen Colbert | CBS | ||
| The Tonight Show Starring Jimmy Fallon | NBC | ||
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12:30 AM
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The Late Late Show with James Corden | CBS | |
| Late Night with Seth Meyers | NBC |
