Grave Hunter Jack Wrather D.O.B.: May 24, 1918 (Amarillo, TX) D.O.D.: November 12, 1984 (Los Angeles, CA) Cause of Death: Cancer Location: Holy Cross; Grotto Biographical Notes: Jack Wrather was a Texas oil man who was married to Bonita Granville. Together they owned both the Queen Mary, Disneyland Hotel and the Muzak Corporation.