Season 27

Big BrotherSeason 27

2025
39 Episodes

This season is the Summer of Mystery as the Houseguests enter the Hotel Mystère, a place where secrets lurk behind every door and nothing is as it seems. This season celebrates the 25-year anniversary of the series as a whole.

Episodes

Episode 1
S27E01
1.7

Episode 1

16 complete strangers check into Big Brother’s Hotel Mystere, where mysteries lurk around every corner and nothing is as it seems... a maniacal master mind, a secret accomplice a mystery Houseguest and 3 action packed competitions will unleash a summer of suspense, suspects and secrets, challenging our Houseguests like never before!

10 Jul 202566m
Episode 2
S27E02
2.0

Episode 2

Will the Masterminds accomplice be discovered and ejected, or will they go undetected and join the game? Plus, will a shower create more chaos than the Mastermind? And Vince must nominate three Houseguests, who will hit the block?

13 Jul 202563m
Episode 3
S27E03
2.4

Episode 3

The Power of Veto is on the line, will it be used to save one of the nominees? Plus, it's a shocking first Veto meeting of the summer.

16 Jul 202565m
Episode 4
S27E04
3.4

Episode 4

It's the inaugural BB Block Buster! Who will win their way off the Chopping Block? Will it be Amy, Zae, or Kelley who becomes the first evicted? Plus, the Queen of Quarrels goes toe-to-toe with Zae.

17 Jul 202544m
Episode 5
S27E05
3.2

Episode 5

A new Head of Household will take power! Plus, how will a BB break-in completely shake up the game? And three more Houseguests hit the chopping block.

20 Jul 202543m
Episode 6
S27E06
1.0

Episode 6

BB action, drama, past houseguest cameos, and powers unleashed!

23 Jul 202564m
Episode 7
S27E07
3.0

Episode 7

Will, Amy, and Adrian compete in the BB Block Buster! Who will be saved from the block? And who will be the next evicted? Plus, BB legends Taylor and Derrick unlock some big moves!

24 Jul 202543m
Big Brother: Unlocked 7/25/25
S27E08
1.4

Big Brother: Unlocked 7/25/25

Previous BB winners Taylor Hale and Derrick Levasseur host the first ever Big Brother: Unlocked!

25 Jul 202543m
Episode 9
S27E09
2.8

Episode 9

Power will shift again as the Head of Household is up for grabs, and which three Houseguests will be nominated for eviction? Plus, Mickey still has a mystery power up her sleeve, will she unleash it tonight?

27 Jul 202543m
Episode 10
S27E10
3.0

Episode 10

Who will pull off the ultimate heist and score the Power of Veto, and will it lead to another jaw dropping Veto meeting? Plus, we untangle a love triangle.

30 Jul 202565m
Episode 11
S27E11
4.7

Episode 11

Adrian, Kelley, and Will go to battle in the BB Block Buster! Who will win Safety? And who will be the next Houseguest sent to see Julie?

31 Jul 202543m
Episode 12
S27E12
1.0

Episode 12

The Head of Household is up for grabs, and then things get crazy when a power is unleashed which turns the house completely upside down.

03 Aug 202544m
Episode 13
S27E13
3.2

Episode 13

With Mickey stealing Rylie's crown, all hell breaks loose. Plus, who will be nominated for eviction? And the power of Veto is back up for grabs. Will the golden power be used again? Then, are we in store for another shocking Veto meeting?

06 Aug 202565m
Episode 14
S27E14
1.8

Episode 14

Who will the BB Blockbuster save from eviction, and who will be the fourth Houseguest sent packing?

07 Aug 202543m
Big Brother: Unlocked 8/8/25
S27E15
1.6

Big Brother: Unlocked 8/8/25

Taylor and Derrick are back to break down the latest in the world of BB.

08 Aug 202543m
Episode 16
S27E16
1.3

Episode 16

It's an eliminator Head of Household competition... Who will be the last player standing and which Houseguests will hit the block next?

10 Aug 202543m
Episode 17
S27E17
4.0

Episode 17

The Veto is up for grabs in a BB classic! Who will win prizes, and what will be the punishments? Plus, since night one Zach has harboured a secret power. Will he finally unleash the BB buy-off?

13 Aug 202565m
Episode 18
S27E18
2.8

Episode 18

It’s time for the nominees to enter the BB Blockbuster Arena! Who will win safety and who will be booted from the house?

14 Aug 202543m
Episode 19
S27E19
4.0

Episode 19

It's the terrifying Head of Household competition! Who will survive the party slasher and ascend to power, and which three Houseguests will end up on the block?

17 Aug 202543m
Episode 20
S27E20
2.8

Episode 20

The Veto is on the line in the legendary OTEV competition. Who will win the golden power?

20 Aug 202564m
Episode 21
S27E21
3.8

Episode 21

Will a showmance be torn apart? It all comes down to who wins safety in the BB Blockbuster…. Plus another Houseguest will be evicted!

21 Aug 202543m
Episode 22
S27E22
4.0

Episode 22

It's the fallout from Riley's emotional exit. Plus the epic wall competition, who will endure this BB classic to become the new Head of Household? And three more Houseguests will hit the block.

24 Aug 202565m
Episode 23
S27E23
1.0

Episode 23

It's a Veto Competition to die for! Who will win the golden power, and will it leave the door open for Vince to take a shot at Rachel?

27 Aug 202565m
Episode 24
S27E24
3.3

Episode 24

Who will the BB Block Buster save from Eviction? Katherine, Kelley, or Ava? And who will be the next player sent packing? Keanu and Rachel go from frenemies back to enemies!

28 Aug 202543m
Episode 25
S27E25
3.0

Episode 25

Who will become the next Head of Household? And with the last eviction before jury looming, who is hitting the block next? With only four weeks until the winner is crowned, every game move is critical!

31 Aug 202543m
Episode 26
S27E26
3.0

Episode 26

Tonight at the Veto competition, BB26's Angela is back! Who will win the power of Veto, and will it be used to save a nominee? Plus it leads to another explosive Veto meeting.

03 Sept 202565m
Episode 27
S27E27
4.2

Episode 27

Ashely and Rachel continue to go scorched earth on Keanu! Will it be Ashley, Mickey, or Vince who wins The BB Block Buster, and punches their ticket to Jury? And which one of them will be sent home? The Mastermind arrives with a perilous proclamation!

04 Sept 202543m
Big Brother: Unlocked 9/5/25
S27E28
1.5

Big Brother: Unlocked 9/5/25

The final Houseguest evicted pre-Jury and Lance Bass stop by to dish on the latest drama from inside the BB House. Plus get an exclusive first look at the biggest twist this season; The White Locust...

05 Sept 202543m
Episode 29
S27E29
1.5

Episode 29

The final nine celebrated making it to jury, but their jubilation will soon turn to ruination because the Masterminds month of mayhem begins tonight with an invitation to the mysterious White Locust resort. It will be a grueling night of gameplay ending in one player's shocking demise! Which houseguest will be the first member of the jury?

09 Sept 202543m
Episode 30
S27E30
1.2

Episode 30

Tonight it's the fallout from the most shocking twist of the season! Plus, who is the next Head of Household, which three Houseguests will hit the block? And the Veto is on the line in BB Comics.

10 Sept 202565m
Episode 31
S27E31
1.0

Episode 31

Following a live vote, a Houseguest is evicted and interviewed. The remaining Houseguests then compete to become the next Head of Household.

11 Sept 202543m
Episode 32
S27E32
1.7

Episode 32

The surviving seven face their biggest challenge yet... Zingbot! That's right the king of zing is back to roast the houseguests! Then a new Head of Household will be crowned, three nominees hit the block, and a Veto will be won.

17 Sept 202585m
Episode 33
S27E33
2.3

Episode 33

Buckle up, it’s Double Eviction night! A full week of BB gameplay in one action packed night!

18 Sept 202586m
Big Brother: Unlocked 9/19/25
S27E34
1.8

Big Brother: Unlocked 9/19/25

Following double eviction night, special guest James Gunn stops by to breakdown all the drama from the BB House!

19 Sept 202543m
Episode 35
S27E35
2.2

Episode 35

With the final five set the Mastermind's Month of Mayhem kicks into high gear. Who will win a brutal battle of endurance and take power?

21 Sept 202542m
Episode 36
S27E36
2.8

Episode 36

Will the Power of Veto be Keanu's last chance to save himself? The Mastermind returns to oversee his evil Eviction! Who will be sent to Jury? And who will make the final 4? Messages from home send Vince spiraling!

24 Sept 202542m
Episode 37
S27E37
2.3

Episode 37

The Final Four is set! Who will win the Head of Household, and earn a spot in the top three? It's the final, and the most important veto competition of the season! By the end of the night, another Houseguest will be sent to Jury!

25 Sept 202564m
Episode 38
S27E38
2.3

Episode 38

One week before the finale. The final three is set! Let's take a look back at this season and hear what the Jury members are thinking of the game thus far.

26 Sept 202543m
Episode 39
S27E39
2.3

Episode 39

The final three go to battle against each other for the power to cast the last eviction vote of the season and the jury returns to pick a winner! Also before the night is through the Mastermind will finally be unmasked!

28 Sept 202586m