| 3/29/2012 | ||||||
| Time | Network | Show | 18-49 Rating/ Share | 50+ Rating | Viewers (Millions) | % Viewers |
| 8:00 | ABC | Missing | 1.4/4 | 6.3 | 7.72 | 18.1% |
| CBS | Big Bang Theory | 4.5/15 | 9.1 | 13.64 | 32.0% | |
| FOX | American Idol | 4.2/13 | 11.1 | 15.27 | 35.8% | |
| NBC | Community | 1.7/6 | 1.9 | 3.63 | 8.5% | |
| The CW | Vampire Diaries | 1.1/3 | 1.3 | 2.36 | 5.5% | |
| Total Viewers | 12.9 | 29.7 | 42.61 | 100% | ||
| 8:30 | CBS | Rules of Engagement | 2.8/8 | 6.0 | 8.82 | |
| NBC | 30 Rock | 1.5/4 | 1.7 | 3.20 | ||
| 9:00 | ABC | Grey's Anatomy | 1.2/3r | 3.0 | 4.21 | 13.3% |
| CBS | Person of Interest | 3.3/9 | 11.1 | 14.41 | 45.5% | |
| FOX | Touch | 2.8/7 | 6.3 | 9.13 | 28.8% | |
| NBC | The Office | 1.2/3r | 1.4 | 2.60 | 8.2% | |
| The CW | The Secret Circle | 0.6/2 | 0.7 | 1.34 | 4.2% | |
| Total Viewers | 9.1 | 22.6 | 31.69 | 100% | ||
| 9:30 | NBC | Up All Night | 1.3/4 | 1.6 | 2.95 | |
| 10:00 | ABC | Scandal | 0.9/2p | 1.9 | 2.81 | 14.5% |
| CBS | The Mentalist | 2.7/8 | 10.8 | 13.48 | 69.4% | |
| NBC | Awake | 1.0/3 | 2.1 | 3.13 | 16.1% | |
| Total Viewers | 4.6 | 14.8 | 19.42 | 100% | ||
| r - reruns | ||||||
| ǹ - Premier | ||||||
| p - ABC reran a Private Practice | ||||||