Ronny Hallin
Actor
Born: New York City, New York, USA
BIOGRAPHY
Ronny Hallin (born Ronelle L. Marshall on January 2, 1938) is an American television producer and actress, and sister of Penny Marshall and Garry Marshall, she is best known for her work on the television shows Happy Days, Mork & Mindy, and Step by Step.
Bio from Wikipedia - See more on en.wikipedia.org Text under CC-BY-SA license
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