Mark of Cain
A couple live in an old, isolated mansion. The husband's murderous, insane twin escapes from a lunatic asylum. The cops haul off the wrong twin and the wife is stuck with the killer.
Direction
Screenplay
Cast
Robin Ward
Sean O'Brien
Robin Ward
Michael O'Brien
Wendy Crewson
Dale
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Antony Parr
Dr. Clifford
August Schellenberg
Otto
Deborah Grover
Molly
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Cynthia Kereluk
Nurse
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Kate Parr
Girl
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Gert Peckert
Doctor
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Douglas Richardson
Victim
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James Coburn
Young Sean
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Bruce Ley
Composer
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John Herzog
Cinematographer