'NCIS" was the most-watched show for the week ending Sunday, according to Nielsen. Here are the 10 most-watched programs, ranked by millions of viewers.

1. "NCIS," CBS, 20.8 million

2. "THE BIG BANG THEORY," CBS, 17.6

3. "NCIS: LOS ANGELES," CBS, 16.2

4. "PERSON OF INTEREST," CBS, 14.6

5. "TWO AND A HALF MEN," CBS, 13.5

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6. "AMERICAN IDOL," THURSDAY, Fox, 13.1

7. "AMERICAN IDOL" WEDNESDAY, Fox, 12.8

8. "AMERICAN IDOL" TUESDAY, Fox, 11.7

9. "60 MINUTES," CBS, 11.6

10. "BLUE BLOODS," CBS, 10.7

Note: On cable, "The Bible" (History channel) drew 10.8 million viewers in its second week.