Photo: Albert L. Ortega/WireImage

Veteran actress Liz Sheridan has died at age 93. She was best known for her roles inSeinfeldandAlf.
PEOPLE confirmed the news of Sheridan’s passing through her rep, Amanda Hendon. The late star was near her daughter, Stephanie, in New York City when she “passed peacefully in her sleep,” Hendon said.
Sheridan has an extensive career that spanned film and television. In the late 1980s, she gained even more traction in her career through her role as Raquel Ochmonek onAlf.
But her most noteworthy role to date came in the 1990s when she landed the role asJerry Seinfeld’s mother, Helen, on the iconic comedy seriesSeinfeld.
Everett

Offscreen, Sheridan built up an impressive presence in the theater scene. She appeared in twelve Broadway Shows, includingHappy EndalongsideMeryl Streep. She performed a one-woman show, titledMrs.Seinfeld Sings, as well.
Sheridan is also an accomplished writer, having earned praise for her 2000 bookDizzy and Jimmy. The memoir recounts her real-life love affair withJames Dean.
Sheridan’s final acting credit came in 2010 withTrim.

“Liz’s worldwide fan base will continue to enjoy her extensive body of work for years to come,” the statement from Sheridan’s rep read. “She was always very grateful to her fans and felt blessed to have enjoyed decades of work in the entertainment business.”
Never miss a story — sign up forPEOPLE’s free weekly newsletterto get the biggest news of the week delivered to your inbox every Friday.
Sheridan’s passing comes shortly after the death of another formerSeinfeldstar.
On April 2,Estelle Harris— who playedJason Alexander’s character’s mother in the series — alsodied at age 93. In addition toSeinfeld, Harris voiced Mrs. Potato Head in theToy Storyfranchise and helmed roles in other prominent projects, includingThe Suite Life of Zack & CodyandTarzan II.
source: people.com