Mark Harmon Mark Harmon

Mark Harmon is America's favorite TV star, according to a recent Harris Poll.

Ratings: NCIS sets series high; Conan wins among young demo

Years after he played on St. Elsewhere and Chicago Hope, the 59-year-old NCIS star jumped seven spots from last year to beat out the reigning No. 1, Oprah Winfrey (who now ties at No. 2 with House's Hugh Laurie). Of the 2,331 adults polled, more men said Harmon is their favorite, while women said Winfrey.

Also in the top five are two late-night hosts, TBS' Conan O'Brien (No. 4) and The Daily Show's Jon Stewart (tied at No. 5 with Two and a Half Men's Charlie Sheen).

Rounding out the top 10: Ellen DeGeneres (No. 7), Bill O'Reilly (No.8), David Letterman (No. 9) and Steve Carell (No. 10).

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Notably left off the list was Glenn Beck, who debuted at No. 2 last year and staged a high-profile rally in Washington. Also missing, despite his return to the Tonight Show is Jay Leno, who dropped out of the top 10 from No. 3.

What do you think of the results?