The most-watched house on television is back with an unprecedented concept. Big Brother 27, which premiered on July 10, 2025, on CBS and is now streaming on Paramount+, celebrates the franchise’s 25th anniversary with a season full of twists, a murder-mystery theme, and a cast ready to push the drama to new heights.
Set in the fictional Hotel Mystère, this season unfolds like a classic whodunit. The 24/7 Live Feeds give fans front-row access to every strategic play, heated confrontation, and evolving alliance in real time. It’s undoubtedly the most “supersized” edition to date.

What Makes This Season of Big Brother So Special?
The 25th anniversary of the franchise called for something extraordinary. This time, Big Brother 27 leans into storytelling with a fully themed experience. The Hotel Mystère is not just a set—it’s a character in the game itself, packed with hidden clues, mysterious disappearances, and a shadowy figure known only as The Mastermind.
Seventeen contestants entered the house, including two Texans (Adrian Rocha and Keanu Soto) and the surprise addition of Rachel Reilly, winner of Season 12. Her return added a nostalgic yet competitive edge from day one.
The AI Arena is back under a new name—BB Blockbuster—with a revamped nomination system that pits three contestants against each other each week. Meanwhile, host Julie Chen Moonves gets “kidnapped” within the game’s storyline by The Mastermind, introducing a theatrical layer never seen before in the franchise.
When and Where to Watch Big Brother 27
Episodes air three times a week: Wednesdays (90 minutes), Thursdays and Sundays (60 minutes) at 8 p.m. ET on CBS. Streaming fans can catch them the following day on Paramount+ (Essential tier), while Paramount+ Premium subscribers can stream live and access the Live Feeds with no interruptions.
For international viewers, options include Pluto TV (ad-supported) and VPN access to Paramount+ outside the U.S. Platforms like fuboTV, Hulu + Live TV, Sling TV, and YouTube TV also offer CBS in their bundles.
Paramount+ is currently offering a two-month deal for just $0.99—an ideal chance to dive into this season without missing a moment.
Is Big Brother 27 Worth Watching Minute by Minute?
Absolutely. The narrative depth, the dynamic cast, and the elevated gameplay make Big Brother 27 feel both refreshed and thrilling. With the return of veteran Rachel Reilly and a blend of newcomers, the tension is high and alliances shift constantly.
Live Feeds give fans unfiltered access to raw strategy sessions, unedited betrayals, and behind-the-scenes drama that doesn’t always make it to air. The companion show Big Brother: Unlocked, debuting July 25, will add exclusive footage and commentary from past contestants, deepening the experience.
With a grand prize of $750,000 and the ever-present threat of The Mastermind, Hotel Mystère is the perfect setting for a season where no one is ever truly safe. Will the Houseguests unmask the puppet master before it’s too late?
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