<Tr> <Th> Occupation </Th> <Td> Actress </Td> </Tr> <Tr> <Th> Years active </Th> <Td> 1955--1988 </Td> </Tr> <P> Susan Oliver (February 13, 1932--May 10, 1990) was an American actress, television director and aviator . </P> <P> Susan Oliver was born Charlotte Gercke, the daughter of George Gercke, journalist, and Ruth Hale Oliver, an astrology practitioner, in New York City in 1932 . Her father was a political reporter and journalist for the New York World . Her parents divorced when she was still a child . In June 1949, Oliver joined her mother in Southern California, where Ruth was in the process of becoming a well known Hollywood astrologer . Oliver made a decision to embark upon a career as an actress and chose the stage name Susan Oliver . </P>

Who played cousin millie on father knows best