Movie

The Sister in Law

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

★ 3.3(14)19751h 25m

The Sister in Law isn't available to stream, rent or buy in Italy right now. Availability changes often, so check back soon. Availability checked 23 July 2026.

Where to watch The Sister in Law

🇮🇹 Italy

No streaming, rental or purchase options are listed in Italy right now. Availability changes often — try switching your region in the header.

Streaming in other regions

🇺🇸 US

Good to know

Director: Joseph Ruben
Release date: 1975-04-25
Runtime: 1h 25m
Language: English
Status: Released
Country: United States of America
Studio: Loose Reel Productions

About The Sister in Law

The Sister in Law is a 1975 movie in the Drama genre, directed by Joseph Ruben, starring John Savage, Will MacMillan and Anne Saxon. It has a runtime of 1 hour 25 minutes. It holds an average rating of 3.3/10 from 14 viewers. Below you can see where to watch The Sister in Law in Italy — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.

Synopsis

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.

Cast

John Savage

Robert Strong

Will MacMillan

Edward Strong

Anne Saxon

Joanna Strong

Meridith Baer

Deborah Holt

Frank Adonis

Benjo

Jonathan Oppenheim

Fat Man

Tom Mahoney

Thin Man

Jan DeCarlo

Mrs. Strong

Jack Cooper

Mr. Strong

Larry Sontag

Hood

Gillian Gordon

Lena

Michael Ruben

John Strong

Themes & keywords

adulterydrug traffickingexploitationswimming pooldivorce

Frequently asked questions

Where can I watch The Sister in Law in Italy?+

The Sister in Law is not currently listed on any streaming, rental or purchase service in Italy. Availability changes often, so check back or switch your region.

Is The Sister in Law on Netflix?+

The Sister in Law is not on Netflix in Italy right now.

How long is The Sister in Law?+

The Sister in Law has a runtime of 1 hour 25 minutes (85 minutes).

Who stars in The Sister in Law?+

The Sister in Law stars John Savage, Will MacMillan, Anne Saxon, Meridith Baer and Frank Adonis.

When did The Sister in Law come out?+

The Sister in Law is a 1975 movie directed by Joseph Ruben.

What genre is The Sister in Law?+

The Sister in Law is Drama film.

Who directed The Sister in Law?+

The Sister in Law was directed by Joseph Ruben.