Cast & how to watch premiere on CBS
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Big Brother 27,' hosted by Julie Chen Moonves, premieres on Thursday,. See which houseguests are in power as HoH, who is nominated and who has been evicted so far
Big Brother follows a group of people living together in a house outfitted with more than 100 cameras and 100 microphones, recording their every move 24 hours a day. Each week, someone will be voted out of the house, with the last remaining Houseguest receiving the grand prize of $750,000.
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The cast of "Big Brother" Season 27 has been revealed — with one "Mystery Player" set to make a surprise entrance.
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PRIMETIMER on MSNBig Brother season 27 release date and time revealedCBS's much-awaited Big Brother season 27 will premiere on July 10, 2025. The highly popular reality show will air at 8 pm PT on CBS.