Using his medical background, Dworet and Pool wrote the screenplay for Outbreak which they sold to producer Arnold Kopelson for $250,000 as he wanted a rival virus picture to Fox's Crisis in the Hot Zone.
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In 1988, after Collora landed a job at Stan Winston Studios on Leviathan, he became known as a creature designer and sculptor, eventually going on to work with Arnold Kopelson, Rick Baker, and Rob Bottin.