| Rank | Shows | R=Repeat S=Special P=Premiere | Net | # Viewers (LIVE+SD) (000) | HH RATING (LIVE+SD) | HH SHARE (LIVE+SD) |
| 1 | DANCING WITH THE STARS | P | ABC | 22,829 | 14.1 | 21 |
| 2 | DESPERATE HOUSEWIVES | ABC | 14,602 | 9.1 | 14 | |
| 3 | GREY’S ANATOMY-THU 9PM | ABC | 13,642 | 9.1 | 14 | |
| 4 | CASTLE | P | ABC | 10,760 | 7.1 | 12 |
| 5 | BROTHERS & SISTERS | ABC | 10,435 | 7.0 | 12 | |
| 6 | EXTREME MAKEOVER:HM ED-8P | ABC | 9,437 | 5.7 | 9 | |
| 7 | PRIVATE PRACTICE | ABC | 8,604 | 5.9 | 10 | |
| 8 | AMER FUNN HOME VIDEOS | ABC | 7,600 | 4.3 | 8 | |
| 9 | UGLY BETTY | ABC | 7,117 | 4.8 | 8 | |
| 10 | 20/20-FRI | ABC | 6,463 | 4.4 | 8 | |
| 11 | PRIMETIME:WHAT WOULD U DO | ABC | 5,247 | 3.6 | 6 | |
| 12 | HOMELAND SECURITY USA | ABC | 5,140 | 3.4 | 5 | |
| 13 | DANCING W/ THE STARS-3/14(S) | SR | ABC | 5,021 | 3.3 | 6 |
| 14 | SUPERNANNY | ABC | 4,513 | 3.1 | 5 | |
| 15 | LIFE ON MARS | ABC | 4,493 | 3.0 | 5 | |
| 16 | LOST | R | ABC | 4,335 | 2.7 | 4 |
| 17 | WIFE SWAP | ABC | 3,958 | 2.7 | 5 | |
| 18 | CASTLE SP-3/14(S) | SR | ABC | 3,569 | 2.5 | 5 |
| 19 | SCRUBS-WED 8PM | RP | ABC | 3,555 | 2.4 | 4 |
| 20 | SCRUBS SP-3/11(S) | SR | ABC | 3,247 | 2.2 | 3 |
Nielsen TV Ratings Data: ©2009 The Nielsen Company. All Rights Reserved.
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