Season 27 of "Big Brother" premieres Thursday. Meet this year's houseguest and see how to watch the CBS original series.

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

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 ...

Read on to find out everything you need to know about the Big Brother season 27 cast—and how to stalk them on Instagram. This ...

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

A Big Brother legend entered the house in season 27's premiere, and ahead of their time in the BB house, they share a ...

Big Brother season 27 is taking place with a brand new house theme called Hotel Mystere, and it will have mystery challenges for the houseguests left and right.

Just when Big Brother fans couldn't be more hyped for the season 27 premiere, Men's Journal can reveal an exclusive first ...