Overview
- Season 27 of Big Brother will debut on Thursday, July 10, 2025, with a 90-minute premiere episode at 8 p.m. ET/PT on CBS.
- The season will feature extended 90-minute episodes every Wednesday, while Thursdays and Sundays will remain hour-long broadcasts.
- 'Big Brother: Unlocked,' a biweekly companion series airing Fridays starting July 25, will provide unseen footage, interviews, and gameplay analysis by three former All-Stars.
- Julie Chen Moonves returns as host, and the season will introduce an entirely new group of houseguests competing for a $750,000 prize.
- Episodes and 24/7 live feeds will be available for streaming on Paramount+ with Showtime and Pluto TV, enhancing multi-platform viewer engagement.