He retired from the U.S. Air Force in Minot, North Dakota, and then started his business, Home Improvements and Maintenance. William enjoyed fishing and playing pool. He was a member of the Church of Jesus Christ of Latter Day Saints. In 2010, he moved to the Oklahoma City area, where he lived until his death.
William is survived by his son William Richard Case and several nieces and nephews.
He was preceded in death by his parents, his wife of 52 years, Nova, two brothers, James and Joseph, and two sisters Aldine and Bernice.