The Sister in Law (1975) film poster — UK streaming guide

Where to watch The Sister in Law (1975) in the UK

The Sister in Law (1975) is not currently listed on any UK streaming, rental, or purchase service. Last verified on 17 May 2026 by ScreenSearch.

She Helped Her Husband Destroy His Brother By The Most Immoral Act Imaginable

Robert and Edward are brothers involved in a web of adultery and deceit. They share Edward's wife and his mistress and a mission to deliver a package of jewels across the Canadian border, but the mission turns out to be deadly.

  • Film
  • 1975
  • 85 min
  • ★ 3.3/10 TMDB
  • Drama

Streaming options in the United Kingdom

Updated daily from The Movie Database. Outbound links open the provider directly.

We couldn't find any current UK streaming, rental, or purchase listings for The Sister in Law.

This may be because: (a) the title hasn't been released in the UK yet, (b) it's on physical media only, or (c) the licence has temporarily lapsed. Streaming availability changes frequently — check back daily.

Last verified: — sourced from The Movie Database. Machine-readable: Markdown · JSON.

Cast & crew

Top-billed cast in The Sister in Law.

DirectorJoseph Ruben
WriterJoseph Ruben

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The Sister in Law — frequently asked questions

Where can I watch The Sister in Law in the UK?

The Sister in Law (1975) 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 The Sister in Law on Netflix, Disney+ or Amazon Prime Video in the UK?

The Sister in Law 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.

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