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The Sister in Law (1974)

The Sister in Law (1974)

She Helped Her Husband Destroy His Brother By The Most Immoral Act Imaginable 1974-07-04 United States of America 85 Min. PG-13
3.2 9 votes

Overview

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.