That year 20,000 people died throughout the South in the epidemic of "Yellow Jack". Unfortunately when Yellow Jack was filmed, Stewart was unavailable and replaced by Robert Montgomery. Some authorities place the yellow jack in the genus "Caranx". Sometimes known as "Yellow Jack", and "Bronze John", devastated Mississippi socially and economically. The yellow jack is a species of offshore marine fish in the jack family. It is sometimes called the "yellow jack", which became a name for yellow fever. "Yellow Jack" was presented on "Philip Morris Playhouse" September 5, 1941. The yellow jack is a pale yellow-green-blue dorsally, becoming silver on the underside.