He was born in Parkersburg, WV, on December 16, 1938, to Charles and Helen Casteel.
A longtime resident of San Antonio, he was a member of Helotes Hills UMC.
Charles retired on November 30, 1979, after 22 years of service in the United States Air Force. He followed his military career with 19 years of Civil Service.
Charles is survived by his wife, Shirley Casteel; 4 children, Kelly Steward and William Bill Casteel of Marietta, OH, Thomas Casteel of San Antonio, and Patricia Casteel of Atlanta, GA; and 6 grandchildren.
In lieu of flowers, memorial contributions may be made to the American Cancer Society, 8115 Datapoint Dr, San Antonio, Texas 78229; to VITAS Innovative Hospice Care, 5430 Fredericksburg Rd, Ste. 200, San Antonio, Texas 78229; or a charity of your choice.