Jerry Stiller hosting an "aleph bet" telethon on Shalom Sesame
Jerry Stiller (1927-2020) was a comedian and actor who was half of the comic duo Stiller and Meara (with wife Anne Meara). His TV credits included Seinfeld (as George Costanza's lunatic father) and The King of Queens.
He appeared as a guest star on the Shalom Sesame episode "Aleph-Bet Telethon," hosting a telethon to save the Israeli alphabet.
His son, Ben Stiller, has also appeared on Sesame Street.