‘Seinfeld’ bloopers: star Jerry Stiller had Jason Alexander on the floor As Frank Costanza, Jerry Stiller brought forth a deep and unreasonable rage that made him a wildly memorable character.

SPOILER ALERT: This article discusses plot points from the series finale of “Curb Your Enthusiasm.” More than 25 years after he sent the “Seinfeld” gang to jail in the sitcom’s much ...