NCIS, NCIS: Los Angeles, The X Factor, Last Man Standing and 90210 each adjusted up a tenth with adults 18-49 ratings versus the preliminary ratings. There were no other 18-49 adjustments on the night. No adjustment for the Man Up premiere but it's quarter-hour ratings are below the finals data.
Broadcast primetime final ratings for Tuesday, October 18, 2011:
| Time | Net | Show | 18-49 rating | Viewers (Millions) |
| 8:00 | CBS | NCIS | 3.9/11 | 19.41 |
| FOX | The X Factor 8-10p | 3.9/10 | 10.39 | |
| ABC | Last Man Standing | 3.1/9 | 10.34 | |
| NBC | The Biggest Loser 8-10p | 1.9/5 | 5.17 | |
| CW | 90210 | 0.8/2 | 1.41 | |
| 8:30 | ABC | Man Up! (Series Premiere) | 2.4/6 | 7.78 |
| 9:00 | CBS | NCIS: Los Angeles | 3.4/8 | 15.35 |
| ABC | Dancing with the Stars Results | 2.6/6 | 13.80 | |
| CW | Ringer | 0.8/2 | 1.81 | |
| 10:00 | CBS | Unforgettable | 2.5/6 | 11.88 |
| NBC | Parenthood | 2.0/5 | 5.03 | |
| ABC | Body Of Proof | 1.9/5 | 9.27 |
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Man Up - QUARTER HOUR detail via @TravisYanan.
8:30-8:45
- 8.062 million viewers
- 5.0/8 HH
- 2.6/7 A18-49
8:45-9:00
- 7.495 million viewers
- 4.7/7 HH
- 2.3/6 A18-49
Nielsen TV Ratings Data: ©2011 The Nielsen Company. All Rights Reserved.
