Liz Sheridan, who played ‘Alf’ on ‘Seinfeld,’ died ‘peacefully in her sleep’ at the age of 93.

Liz Sheridan, a star of “Seinfeld” and “Alf,” has died, her rep says. 93.Sheridan “died quietly in her sleep from natural causes at 2:30am Friday,” Hendon said in a statement.

On “Seinfeld,” she played Helen Seinfeld, Jerry Seinfeld’s mother.

It’s not the only “Seinfeld” star to pass recently. Ms. Harris, George Costanza’s mother, died on April 2. Frank Costanza’s father, Jerry Stiller, died in May 2020.

Sheridan starred in the sci-fi comedy “Alf,” about a furry alien who joins in with a human family. Before “Seinfeld” and “Alf,” Sheridan had roles in “Kojak,” “One Day at a Time,” and “The A-Team.” Sheridan was also a seasoned stage actor, having appeared on Broadway in “Happy End” alongside Meryl Streep.

Sheridan also authored a memoir about her “ill-fated romance” with actor James Dean in New York City. James Dean’s life story, “Dizzy & Jimmy,” was published in September 2000. A cinematic adaptation of the book is in the works, according to the release.

Worldwide fan base will continue to enjoy Liz’s huge body of work for years to come. “She was appreciative to her admirers and felt privileged to have worked in the entertainment industry for decades.”

Sheridan married jazz musician William Dale Wales in December 1985. Her daughter and son-in-law survive her.

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