Liz Sheridan, best known for her role as Jerry Seinfeld's well-meaning TV mother, died Friday just days after celebrating her 93rd birthday, the actor's manager said.
Sheridan passed away in her sleep from natural causes at about 2:30 a.m. in New York, manager Amanda Hendon told NBC News.
She appeared in 21 episodes of the mega-hit NBC sitcom "Seinfeld," between 1990 and 1998, playing the lead character's protective, Florida-living mom, Helen Seinfeld.
For more on this story, go to NBC News.
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