A repeat of Shark Tank was adjusted up a tenth among adults 18-49 versus Friday's preliminary ratings. There were no other adjustments with adults 18-49.
Final broadcast primetime ratings for Friday, March 30, 2012:
| Time | Net | 18-49 Rating/Sh | Viewers (Millions) | |
| 8:00 | CBS | Undercover Boss | 1.8/7 | 8.14 |
| ABC | Shark Tank - R | 1.3/5 | 4.79 | |
| FOX | Kitchen Nightmares | 1.2/4 | 2.93 | |
| NBC | Who Do You Think You Are? | 0.8/3 | 5.24 | |
| CW | Nikita | 0.4/1 | 1.32 | |
| 9:00 | CBS | CSI:NY | 1.6/5 | 9.45 |
| ABC | Primetime: What Would You Do? | 1.5/5 | 5.03 | |
| NBC | Grimm | 1.2/4 | 4.15 | |
| FOX | Fringe | 1.2/4 | 3.08 | |
| CW | Supernatural | 0.7/2 | 1.78 | |
| 10:00 | ABC | 20/20 | 2.1/7 | 7.01 |
| CBS | Blue Bloods | 1.6/5 | 10.72 | |
| NBC | Dateline NBC | 1.2/4 | 4.57 |
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Nielsen TV Ratings: ©2012 The Nielsen Company. All Rights Reserved.
