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Big Brother

Big Brother

The original social experiment

2023Returning Series4 Seasons114 Episodes5.2TMDB
Reality
ITV2

Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid eviction. Big Brother sees it all...

Created by: John de Mol
Season 3 · Episode 21

Episode 21

Oct 21, 2025·46m

Elsa and Marcus try to clear the air, a house meeting is called, the housemates nominate... and 3 lucky people remain immune. Who'll face the public in this week's live show?!

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Episode FAQ

Direct answers for episode-level questions and details.

When did Big Brother Season 3 Episode 21 air?

Big Brother Season 3 Episode 21 aired on October 21, 2025.

How long is Big Brother Season 3 Episode 21?

This episode runs for approximately 46 minutes.

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