sentences:  In 1955, Browne's acting career began with her appearance in one episode of "Big Town".Browne appeared in many films and television series.Among them were four roles on "Perry Mason" as title character and defendant Donna Loring Ross in the 1960 episode "The Case of the Provocative Protégée", as defendant Susan Fisher in the 1962 episode "The Case of the Mystified Miner", as murderer Carla Eden in the 1963 episode "The Case of the Festive Felon", and as defendant Lona Upton in the 1965 episode "The Case of the Thermal Thief."