Dead at 74 ?Easy Rider? star Dennis Hopper dies at 74 - Celebrities - TODAY Show LOS ANGELES — Dennis Hopper, the high-flying Hollywood wild man whose memorable and erratic career included an early turn in "Rebel Without a Cause," an improbable smash with "Easy Rider" and a classic character role in "Blue Velvet," has died. He was 74. Hopper died Saturday at his home in the Los Angeles beach community of Venice, surrounded by family and friends, family friend Alex Hitz said. Hopper's manager announced in October 2009 that he had been diagnosed with prostate cancer.