UPDATED: Sheldon Cooper was the main man in Thursday night television.
Two episodes of "The Big Bang Theory" were the ratings leaders. A special 8:30 episode drew 20.4 million fans, the biggest audience in the sitcom's history. The season premiere in the show's regular 8 p.m. time slot pulled in 19 million.
"The Big Bang Theory" helped CBS win the night in total viewers and the 18-to-49 age group. CBS had the most viewers in other time slots with "The Crazy Ones" (15.5 million), "Two and a Half Men" (11.6 million) and "Elementary" (10.2 million). Other standouts were the two-hour season premiere of "Grey's Anatomy" on ABC with 9.3 million and the hour premiere of "The Michael J. Fox Show" on NBC with 7.5 million.
In Orlando prime-time viewing, Sheldon is setting the pace. The two episodes of "The Big Bang Theory" topped the Thursday rankings. They were also the most-watched programs so far in premiere week, which began Monday.
A special 8:30 episode of "Big Bang" drew 313,300 viewers. The season premiere at 8 p.m. pulled in 289,800 viewers. The most-seen show had been the "NCIS" premiere on CBS Tuesday, when 276,000 viewers tuned in.
The other most-watched programs locally Thursday were on CBS: "The Crazy Ones," with Robin Williams, had 254,300 viewers. The season premiere of "Two and a Half Men" attracted 183,200. And the season premiere of "Elementary," which sent Sherlock Holmes to London, had 143,300 fans.
The best showing on another network came from NBC: The hour premiere of "The Michael J. Fox" drew 123,200 viewers.
"Thursday Night Football" on NFL Network had 100,600 fans. San Francisco beat St. Louis, 35-11.
Other programs of note: "The X Factor" on Fox had 91,300 viewers. A repeat of "Marvel's Agents of SHIELD" on ABC brought in 78,100. That action drama had debuted Tuesday.
The top programs with the 18-to-49 age group were the 8 p.m. "Big Bang," the 8:30 "Big Bang," "The Crazy Ones," "Thursday Night Football" and "Two and a Half Men."
Nationally, the prime-time averages for the broadcast networks: CBS with 14.5 million, ABC with 7.7 million, Fox with 5.8 million, NBC with 5.3 million and The CW with 650,000 for reruns.
Other programs' performances: "The X Factor" with 6.5 million and "Glee" with 5.1 million. NBC started its night with one hour of "Parks and Recreation" (3.3 million) and ended it with "Parenthood" (5.1 million). The repeat of "Agents of SHIELD" brought in 4.7 million.