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

Rachel Reilly, winner of Big Brother 13, was unveiled as the "mystery houseguest" competing again this summer on season ...

Season 27 of Big Brother premiered last night, and though we're only in the early stages of the season, it's clear that Hotel ...

Here's what to know about Season 27. What is the theme for this season? The official theme will be "Big Brother: A Summer of ...

Big Brother follows a group of people living together in a house outfitted with more than 100 cameras and 100 microphones, ...

The houseguests of ‘Big Brother’s 27th season were unveiled shortly before the premiere! Get to know each of them and their ...

The cast of "Big Brother" Season 27 has been revealed — with one "Mystery Player" set to make a surprise entrance.

The new season of the hit reality competition series "Big Brother" includes new elements including the introduction of a mysterious masked visitor with a secret accomplice and an unknown houseguest to ...