# Where to watch Big sister (2021) in the UK

> Big sister (2021) is not currently listed on any UK streaming, rental, or purchase service. Last verified on 12 May 2026 by ScreenSearch.

**Type:** Film  
**Year:** 2021  
**Region:** United Kingdom (GB)  
**Last verified:** 12 May 2026 (2026-05-12T06:10:09.321Z)  

## Synopsis

Ha-yeon feels burdened by her older sister So-min, who thinks only of herself day and night. Then one day, her brother Ha-yeon asks her own boyfriend, Kang-ho, a favor. The next day, Ha-yeon summons So-min's boyfriend Dae-heon, and her boyfriend Kang-ho visits So-min's house...

## Streaming options in the United Kingdom

No current UK streaming, rental, or purchase listings were found for Big sister in our daily-updated TMDB feed. The title may be on physical media only, awaiting UK release, or in a temporary licensing gap.

## Frequently asked questions

**Where can I watch Big sister in the UK?**

Big sister (2021) is not currently listed by any UK streaming, rental, or purchase service in our daily-updated TMDB feed. It may be on physical media, an aggregator, or pending a UK release. Check back later — availability changes frequently.

**Is Big sister on Netflix, Disney+ or Amazon Prime Video in the UK?**

Big sister is not currently included with any major UK subscription service. It may still be available to rent or buy.

**How accurate is this film's availability data?**

Availability is sourced from The Movie Database (TMDB), which in turn pulls from JustWatch. Listings are refreshed daily. For purchase decisions, the provider's own site is the source of truth.

## Sources

- Streaming availability: The Movie Database (TMDB), refreshed daily.
- Underlying licensing data: JustWatch.
- Canonical URL: https://www.screensearch.co.uk/watch/movie/900082/big-sister-2021
- Poster image: https://image.tmdb.org/t/p/w500/AowdbCMmMSt14y3VqGfO6Fb35yF.jpg
- JSON variant: https://www.screensearch.co.uk/watch/movie/900082/big-sister-2021.json

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Generated by [ScreenSearch](https://www.screensearch.co.uk/) — a free UK-focused tool that answers "where can I watch this in the UK?" for any film or TV show. No accounts, no signup.