NEW YORK -- Whether on the gridiron or the dance floor, fancy footwork ruled in the ratings last week.

NBC’s Thanksgiving Day NFL clash between Pittsburgh and Baltimore seized the top spot in prime time with 21 million viewers.

ABC’s "Dancing With the Stars" ranked fifth and sixth for the week, according to figures released by the Nielsen company.

And the zombies of "The Walking Dead" claimed 10th place, scaring up 12 million viewers for AMC.

CBS won the week overall in prime time, averaging 9.56 million viewers. Close behind was NBC with 9.52 million. ABC had 7.03 million and Fox had 3.74 million.

For the week of Nov. 25-Dec. 1, the top 10 shows, their networks and viewerships (in millions):

1. NFL Football Thanksgiving Special: Pittsburgh at Baltimore (NBC), 21.0

2. "60 Minutes" (CBS), 18.0

3. NFL Football: NY Giants at Washington (NBC), 17.7

4. NFL Thursday Post-Game, Oakland at Dallas (CBS), 17.4

5. "Dancing With the Stars Special" (Tuesday) (ABC), 14.7

6. "Dancing With the Stars" (ABC), 14.6

7. NFL Football: San Francisco at Washington (ESPN), 13.1

8. NFL Thanksgiving Pre-Kick (NBC), 12.6

9. "NCIS: Los Angeles" (CBS), 12.3

10. "The Walking Dead" (AMC), 12.0