Celebrities Donn's History People Elyse Knox, Edgar Bergen and Mrs. Gardiner March 11, 2021March 11, 2021 donnbeach 0 Comments edgar bergen, elyse knox, mark harmon, reginald gardiner From the Phoebe Beach Archive Edgar Bergen, Donn, Elyse Knox and Mrs. Reginald Gardiner. They were all regulars at Donn’s Encino parties in 1946. Elyse is best know now as the mother of actor Mark Harmon. From Good Morning America Sad ending? He just died. Nothing particularly sad aboutit.