You can watch Big Brother 2025 on different platforms depending on which version (U.S., U.K., or German) and which country you’re in.

U.S. Big Brother 2025

For the U.S. edition (often referred to as Big Brother 27 for the 2025 season), viewing is centered around CBS and Paramount’s streaming services.

  • Live and on‑demand episodes stream on Paramount Plus , which carries current Big Brother seasons in the U.S.
  • Many cable‑replacement services (for example, those that include CBS in their live TV lineup) also carry Big Brother as part of their channel bundles.

U.K. Big Brother 2025

The 2025 U.K. civilian series airs on ITV in Britain.

  • In the U.K., episodes are broadcast on ITV2 and stream for free (with ads) on ITVX , where you just need a free account.
  • New episodes are typically available nightly on ITVX following their ITV2 broadcast, except on certain off‑nights like Saturdays.

German Big Brother 2025

Germany also has a 2025 Big Brother season with its own home broadcaster.

  • The 2025 German season aired on SAT.1 and streamed on the platform Joyn , which offers full episodes online.

Older Seasons and General Streaming

If you just searched “where can I watch Big Brother 2025” and are open to older or catch‑up content, several services host Big Brother seasons across years.

  • Paramount Plus carries many seasons of the U.S. version for on‑demand streaming.
  • Devices like Roku surface Big Brother via apps such as Pluto TV (free with ads), Paramount Plus , and The Roku Channel , depending on what’s available in your region.

Information gathered from public forums or data available on the internet and portrayed here.