How many movies have David O'Hara and Miriam L. Preissel collaborated on?

They have worked on 3 movies together! Their first movie together was Biohazard (1985) while their highest rated movie together was Armed Response (1986). They have not worked together since Armed Response (1986). They are most known for their horror films together.

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John Banning (as David Pearson)
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Co-Producer
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Rieger
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Associate Producer
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