Datto agent silent installLyle David Mays (November 27, 1953 - February 10, 2020) was an American jazz pianist, composer, and member of the Pat Metheny Group. Metheny and Mays composed and arranged nearly all of the group's music, for which Mays won eleven Grammy Awards.Yrtush.phpocprsiWilliam in the other hand is still worth a reasonable amount of money even four decades after his death. The actor has a net worth of 4 million dollars as of 2019. William Hopper died four years after his mother's death. He was very tall, stood at a height of 1.93 meters of 6 ft 3 inches.