From Wikipedia, the free encyclopedia. Jerry Maren (born January 24, 1920) is an American actor and one of only four confirmed surviving midget munchkins from the 1939 film The Wizard of Oz. The other three surviving munchkin cast members are Margaret Williams Pellegrini, Ruth Robinson Duccini and Karl Slover. Description above from the Wikipedia article Jerry Maren, licensed under CC-BY-SA, full list of contributors on Wikipedia.​