Big Brother 27: Who is the Mastermind? Identity revealed

Big Brother 27
Big Brother 27's Mastermind | Image Source: Instagram/ @bigbrothercbs

Big Brother 27 finale aired on September 28, 2025, on CBS. Fans have been eagerly waiting to know who wins the CBS show's latest season. Along with that, everyone had been looking forward to knowing the true identity of the Mastermind.

With the reality show's current season coming to an end, Mastermind's identity was also revealed during the finale. It was show alums Frankie Grande, Jessie Godderz, and Eric Stein.

Throughout Big Brother 27, viewers witnessed the mysterious Mastermind creating chaos through his suspicious messages in his cryptic voice. Fans had many theories as to who could be the Mastermind. All their waiting and speculation have come to an end with the identity reveal.


Big Brother 27 Finale: The Mastermind's true identity is revealed to be show alums Frankie Grande, Jessie Godderz, and Eric Stein

Big Brother 27 finale featured various announcements and exciting revelations. With Ashley Hollis winning the show's 27th season, Vince was revealed to be the first runner-up. As a result, Ashley, being the winner, took home the grand prize $750,000 while Vince won $75,000.

Along with Ashley and Vince, Keanu was also announced as America's Favorite Houseguest and won $50,000 prize money.

Throughout the finale ceremony, there was another revelation for which viewers were quite eager. It was the identity of the Mastermind. Throughout various episodes and challenges, Big Brother 27 featured the mysterious figure hiding under the mask.

Until the show's finale, the identity of the Mastermind was kept under wraps. However, recently, it was revealed to be show alums Frankie Grande, Jessie Godderz, and Eric Stein. Fans must remember Frankie, Jessie, and Eric getting evicted from their respective Big Brother seasons via some kind of twists.

While all the other secrets were revealed, the secret identity of the Mastermind was also revealed during the show's finale.


Big Brother 27 finale: Eliminated housemates return, Jury Members' vote, and more

Highly anticipated BB 27 finale ceremony marked the completion of the show's current season. For that, many notable personalities, including eliminated housemates, Jury Members, and show alums, made their appearance.

CBS show's current season started with housemates:

  • Rachel Reilly
  • Ashley Hollis
  • Ava Pearl
  • Will Williams
  • Katherine Woodman
  • Keanu Soto
  • Kelley Jorgensen
  • Lauren Domingue
  • Mickey Lee
  • Morgan Pope
  • Rylie Jeffries
  • Vince Panaro
  • Zach Cornell
  • Jimmy Heagerty
  • Adrian Rocha
  • Amy Bingham
  • Zae Frederich

To cast votes for the winner, Jury members, including Rachel, Will, Kelley, Lauren, Ava, Keanu, and Morgan, were present. While Morgan voted for Vince, the rest of the Jury members voted for Ashley. With 6-1 majority votes, Ashley was announced as Big Brother 27 winner.

During the show's finale ceremony, some of the eliminated housemates also shared their thoughts on fellow housemates, gameplay, and how finalists made their way through until the finale.

Rachel Reilly talked about her alliance with Keanu, her alliance with her friends, and more. Katherine revealed her and Riley's current relationship status while the Mastermind's identity was also revealed.


To know more about the finale ceremony and how the Jury votes led up to Ashley Hollis winning Big Brother 27, fans can head to CBS and stream the finale.

Edited by Gira Rathod