Sisters

Margot Kidder

Danielle Breton / Dominique Blanchion

Jennifer Salt

Grace Collier

Charles Durning

Joseph Larch

William Finley

Emil Breton

Lisle Wilson

Phillip Woode

Barnard Hughes

Arthur McLennen

Mary Davenport

Mrs. Collier

Dolph Sweet

Detective Kelly

Olympia Dukakis

Louise Wilanski

Catherine Gaffigan

Arlene

Bobby C. Collins

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Cathy Berry

Lobster child (uncredited)