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
https://www.youtube.com/watch?v=skLOKvhANJU

Sad ending? He just died. Nothing particularly sad aboutit.