The long-running reality competition series "Big Brother" officially returns on Thursday, July 10 at 8 p.m. ET on CBS.

Big Brother returns with its 27th season and a mystery-themed twist. 16 contestants have entered the new Hotel Mystère house.

Grab a life vest, floaters, because look who just resurfaced back in the Big Brother house.

"Big Brother" Season 27 is here. Here's what time "Big Brother" comes on tonight, the "Big Brother" 27 schedule, and when ...

"Big Brother" Season 27 contestants better grab a life vest, because star Rachel Reilly is checking in as the 17th houseguest ...

Big Brother 27,' hosted by Julie Chen Moonves, premieres on Thursday,. See which houseguests are in power as HoH, who is ...

Big Brother Season 27 premieres July 10 with 17 houseguests entering Hotel Mystère. Get cast details, house tour, and ...

The first cheesy segment of the season then occurred: An odd man in a red mask appeared on the TV and said he was behind the ...

Big Brother hosts AJ Odudu and Will Best will appear on the series as will soap star brothers - Ryan and Adam Thomas. The ...

Hotel Mystère, here we come!

Rachel Reilly returns to the Big Brother house as part of a new mystery twist, joining the game as the 16th player and facing ...

Big Brother 27 is here, and while $750K is on the line, the bizarre rules, from 24/7 bathroom surveillance to no singing, and ...