Episode four of “Big Brother” season 27 will air on Thursday, July 17. The new episode will air at 8 p.m. ET on CBS. Those without cable can watch the show for free through FuboTV or DIRECTV each offering a free trial to new users. Sling is another option for streaming the show, and promotional offers are available.

“Big Brother” Season 27 continues with an all-new episode tonight. Tune in to find out which houseguest will be evicted during Week 1 on Thursday, July 17 (7/17/2025), at 8 p.m. ET on CBS. Cord-cutters can sign up for Fubo (5-day free trial) or DirecTV (5-day free trial) to stream the episode live and on demand.

Las Vegas(KLAS)-Julie Chen Moonves has been the host of Big Brother since day one, July 5, 2000 and they are celebrating 25 years of Big Brother, with the 27th season airing this summer. The theme for the season is “Summer of Mystery”,