Primetime Preliminary Fast National Nielsen Data
(includes all DVR playback through 3:00 am)

Here are the highlights of the 15 ad-sustained programs that aired in primetime on the broadcast networks last night (3/23/21):

NBC (3.778 million viewers, #2; adults 18-49: 0.6, #1) was the demo victor on Tuesday with its lineup of "Young Rock" (2.872 million viewers, #7; adults 18-49: 0.6, #2), "Kenan" (2.174 million viewers, #9; adults 18-49: 0.5, #T3), "This Is Us" (4.939 million viewers, #2; adults 18-49: 0.8, #1) and "New Amsterdam" (3.872 million viewers, #5; adults 18-49: 0.5, #T3).

The most-watched network was CBS (4.611 million viewers, #1; adults 18-49: 0.4, #T2) despite its all-repeat trio of "NCIS" (5.554 million viewers, #1; adults 18-49: 0.5, #T3), "FBI" (4.695 million viewers, #3; adults 18-49: 0.4, #T7) and "FBI: Most Wanted" (3.584 million viewers, #6; adults 18-49: 0.4, #T7).

Next up was ABC (2.439 million viewers, #3; adults 18-49: 0.4, #T2) and the season finale of "To Tell the Truth" (3.945 million viewers, #4; adults 18-49: 0.5, #T3) followed by originals from "Black-ish" (2.204 million viewers, #8; adults 18-49: 0.4, #T7), "Mixed-ish" (1.844 million viewers, #10; adults 18-49: 0.3, #T10) and "Soul of a Nation" (1.349 million viewers, #11; adults 18-49: 0.2, #T13).

Meanwhile, FOX (1.314 million viewers, #4; adults 18-49: 0.3, #4) offered up a fresh installment of "Holmes Family Effect" (1.315 million viewers, #12; adults 18-49: 0.3, #T10) alongside the season finale of "Holmes Family Effect" (1.312 million viewers, #13; adults 18-49: 0.3, #T10).

And finally, The CW (1.118 million viewers, #5; adults 18-49: 0.2, #5) closed out the evening with new episodes of "The Flash" (1.031 million viewers, #15; adults 18-49: 0.2, #T13) and "Superman & Lois" (1.205 million viewers, #14; adults 18-49: 0.2, #T13).

Week-to-week changes (adults 18-49):
+50.00% - Holmes Family Effect - 9:00
+25.00% - New Amsterdam
+25.00% - Kenan
0.00% - This Is Us
0.00% - Young Rock
0.00% - To Tell the Truth
0.00% - Black-ish (vs. 3/2/21)
0.00% - Mixed-ish (vs. 3/2/21)
0.00% - Holmes Family Effect - 8:00
0.00% - Soul of a Nation
0.00% - Superman & Lois
0.00% - The Flash

Year-to-year changes (adults 18-49):
+100.00% - Superman & Lois (vs. DC's Legends of Tomorrow (Repeat))
+100.00% - The Flash (vs. The Flash (Repeat))
-28.57% - New Amsterdam (vs. Council of Dads)
-33.33% - Black-ish (vs. Mixed-ish)
-44.44% - To Tell the Truth (vs. The Conners/Bless This Mess)
-50.00% - Mixed-ish (vs. Black-ish)
-52.94% - This Is Us
-57.14% - Holmes Family Effect - 9:00 (vs. Empire)
-57.14% - Young Rock (vs. Ellen's Game of Games)
-62.50% - Holmes Family Effect - 8:00 (vs. The Resident)
-64.29% - Kenan (vs. Ellen's Game of Games)
-66.67% - Soul of a Nation (vs. For Life)

Here are the highlights of the 15 ad-sustained programs that aired in primetime on the broadcast networks one year ago (3/24/20):

NBC (6.030 million viewers, #2; adults 18-49: 1.3, #1) led the demo race on Tuesday with its mix of "Ellen's Game of Games" (6.292 million viewers, #6; adults 18-49: 1.4, #2), the season finale of "This Is Us" (7.850 million viewers, #4; adults 18-49: 1.7, #1) and the launch of "Council of Dads" (3.947 million viewers, #9; adults 18-49: 0.7, #T8).

CBS (11.116 million viewers, #1; adults 18-49: 1.1, #2) was a close second with its trio of "NCIS" (13.084 million viewers, #1; adults 18-49: 1.3, #3), "FBI" (10.781 million viewers, #2; adults 18-49: 1.1, #T4) and "FBI: Most Wanted" (9.484 million viewers, #3; adults 18-49: 1.0, #6).

Next up was FOX (3.610 million viewers, #3; adults 18-49: 0.8, #3) with originals from "The Resident" (4.427 million viewers, #7; adults 18-49: 0.8, #7) and "Empire" (2.793 million viewers, #11; adults 18-49: 0.7, #T8).

Meanwhile, ABC (3.483 million viewers, #4; adults 18-49: 0.7, #4) offered up new episodes of "The Conners" (6.399 million viewers, #5; adults 18-49: 1.1, #T4), "Bless This Mess" (4.078 million viewers, #8; adults 18-49: 0.7, #T8), "Mixed-ish" (2.991 million viewers, #10; adults 18-49: 0.6, #T11), "Black-ish" (2.637 million viewers, #12; adults 18-49: 0.6, #T11) and "For Life" (2.396 million viewers, #13; adults 18-49: 0.6, #T11).

And finally, The CW (0.479 million viewers, #5; adults 18-49: 0.1, #5) went with repeats of "The Flash" (0.546 million viewers, #14; adults 18-49: 0.1, #T14) and "DC's Legends of Tomorrow" (0.413 million viewers, #15; adults 18-49: 0.1, #T14).

Week-to-week changes (adults 18-49):
+37.50% - FBI (vs. 3/10/20)
+30.00% - NCIS (vs. 3/10/20)
+25.00% - FBI: Most Wanted
+21.43% - This Is Us
+7.69% - Ellen's Game of Games
0.00% - The Resident
0.00% - Bless This Mess
0.00% - Empire
0.00% - Black-ish
0.00% - For Life
-8.33% - The Conners
-14.29% - Mixed-ish

Year-to-year changes (adults 18-49):
+42.86% - FBI: Most Wanted (vs. NCIS: New Orleans)
+37.50% - The Conners (vs. American Housewife)
+22.22% - FBI
+18.18% - NCIS
+16.67% - Ellen's Game of Games
+16.67% - Bless This Mess (vs. The Kids Are Alright)
+16.67% - Empire (vs. Mental Samurai)
+14.29% - The Resident (vs. MasterChef Junior)
6.25% - This Is Us
0.00% - Black-ish (vs. Splitting Up Together)
0.00% - Mixed-ish (vs. Black-ish)
0.00% - Council of Dads (vs. The Village)
-14.29% - For Life (vs. The Rookie)

Source: Nielsen Media Research, ShowBuzzDaily.com