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Lou Ferrigno, an American bodybuilder, actor, and fitness trainer, portrayed the Hulk, the iconic green-skinned superhero, in the popular 1970s television series "The Incredible Hulk." Ferrigno's muscular physique and towering presence brought the character to life, complementing Bill Bixby's portrayal of Dr. David Banner, the scientist who transformed into the Hulk when angered or stressed.