They were each known in other roles, of course.
Winchell attended Columbia University and also studied and practiced acupuncture and hypnosis and became a prolific inventor.
He donated his early artificial heart to the University of Utah for research. Dr. Robert Jarvik and other researchers at the university went on to build an artificial heart, dubbed the Jarvik-7, which was implanted into patients after 1982.
He was also one of the Gargamel on the Smrufs, and a few dozen other cartoon roles.
.. performed in supporting roles alongside Sidney Poitier on Broadway, John Wayne in Hollywood and Bob Newhart on television.
With Newhart, on "The Bob Newhart Show," he was Mr. Peterson, the meek patient who was often a target for Jack Riley's sarcastic Mr. Carlin.
Fiedler also appeared in the films "12 Angry Men," "The Odd Couple," "True Grit," "The Fortune" and "Sharky's Machine," and was a cast member on the TV show "Buffalo Bill."
It’s one of life’s little hiccups that they should pass on, so close in time to each other, though.