Martha Plimpton to Guest Star on Grey's Anatomy
Steve Marsi at .More guest star news. Martha Plimpton has been cast in a multi-episode role on Grey's Anatomy, according to Entertainment Weekly, via the Hollywood Reporter.
Plimpton, a three-time Tony Award nominee, will play the mother of a young patient, and her story arc will commence with the September 24 season premiere.
We look forward to the actress' turn on Grey's Anatomy.
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