 During the tours, he talked with and entertained wounded soldiers who had just returned from Vietnam.He was also involved in a number of charitable causes including the American Cancer Society, The Heart Fund, March of Dimes, Fight for Sight, Cerebral Palsy, and was on the board of the Epilepsy Foundation.Allen died at the age of 95 on February 12, 2018, of complications from pneumonia at his home in Las Vegas.