William Peter Blatty
Directed (2)
Written (12)
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The Exorcist III
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The Ninth Configuration
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Exorcist II: The Heretic

The Exorcist
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The Omega Man
Darling Lili
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Gunn
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What Did You Do in the War, Daddy?
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Promise Her Anything
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John Goldfarb, Please Come Home!
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A Shot in the Dark
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The Man from the Diner's Club