18. Kathy Coleman
Role: Portrayed Holly Marshall Show: Land of the Lost (1970) Net Worth: Estimated at $53 million*
Kathy Coleman gained fame for her role in the kids’ television series Land of the Lost, which ran from 1974 to 1976. Despite limited subsequent roles, she appeared in a guest episode of Adam-12 and as herself in Mike Curb Congregation.

Coleman withdrew from Hollywood due to personal crises, as detailed in her autobiography titled Lost Girl: The Truth & Nothing But the Truth, So Help Me Kathleen.