

1h 30mRDirected by Lynn Shelton
A comedy about doing the right thing with the wrong person.
Iris invites her friend Jack to stay at her family's island getaway after the death of his brother. At their remote cabin, Jack's drunken encounter with Hannah, Iris' sister, kicks off a revealing stretch of days.
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Emily BluntIris
Rosemarie DeWittHannah
Mark DuplassJack
Mike BirbigliaAl
Jeanette MausTom's FriendAvailability for Your Sister's Sister by JustWatch, via TMDB. All options
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