Ratings: ‘Big Brother’ Rules a Thursday Primetime Pumped Up by NFL Preseason

Preliminary numbers are inflated across the board due to football pre-emptions

Last Updated: August 21, 2019 @ 9:50 PM

CBS’ “Big Brother” was the highest-rated show in the key adults 18-49 demo during Thursday’s primetime, when the NFL preseason inflated preliminary Nielsen numbers across the broadcast networks thanks to several pre-emptions in local markets.

Due to the nature of live television, the below fast-national Nielsen numbers should be considered subject to significant adjustment when the final ratings come in later Friday.

Fox was first in ratings with a 1.1 rating/6 share in the advertiser-coveted 18-49 demographic and in total viewers with an average of 4.455 million, according to preliminary numbers. At 8 p.m., “MasterChef” scored a 1.2/7 and 4.9 million viewers. “Spin the Wheel” at 9 earned a 1.0/5 and 4 million viewers.

NBC was second in ratings with a 1.0/5 and in viewers with 4.451 million. The network aired only repeats.

CBS and ABC tied for third in ratings, both with a 0.9/5. CBS was third in viewers with 4.3 million and ABC was fourth with 3.9 million.

For CBS, following back-t0-back sitcom reruns, “Big Brother” at 9 posted a 1.3/7 and 5.1 million viewers. At 10, “Elementary” got a 0.6/3 and 3.4 million viewers.

For ABC, “Holey Moley” at 8 put up a 1.1/6 and 4.7 million viewers. At 9, “Family Food Fight” got a 0.9/4 and 3.8 million viewers. At 10, “Reef Break” had a 0.7/4 and 3.3 million viewers.

Telemundo was fifth in ratings with a 0.4/2 and in viewers with 1.04 million.

Univision and The CW tied for sixth in ratings, the former with a 0.3/2 and the latter with a 0.3/1. Univision was sixth in viewers with 1 million and The CW was seventh with 987,000.

For The CW, “The Outpost” at 8 managed a 0.2/1 and 968,000 viewers. At 9, the “Two Sentence Horror Stories” series premiere received a 0.3/1 and 980,000 viewers. A second episode at 9:30 got the same rating and share, but pulled in 1 million viewers.