Isaac Hayes the voice of Chef in South Park is dead. On August 10th 2008, Hayes wife found him on the floor near a treadmill at his home located just east of Memphis, Tennessee. A Shelby County, Tennessee sheriff's deputy responded to Hayes' home. He was taken to Baptist Memorial Hospital in Memphis, where he was pronounced dead at 2:08pm, at the age of 65. The cause of death was not immediately known, though the stroke he suffered in 2006 is considered a factor. At the time of his death, he was preparing his first new studio album since 1995.