<Tr> <Th> Years active </Th> <Td> 1980--1998 </Td> </Tr> <Tr> <Th> Spouse (s) </Th> <Td> Michael Eisen William Harris Michael Daly </Td> </Tr> <P> Mary Therese Cadorette (born March 31, 1957) is an American actress best known for playing John Ritter's live - in girlfriend, flight attendant Vicky Bradford on the short - lived 1984 Three's Company spin - off, Three's a Crowd . </P> <P> Cadorette was born in East Hartford, Connecticut on March 31, 1957 . Cadorette started studying dance when she was five years old and later entered various dance competitions and studios . Cadorette was Miss Connecticut 1975 in the Miss America 1976 pageant . </P>

Who played vicki bradford on three's company