<Tr> <Th> Spouse (s) </Th> <Td> Deborah Kahane (m . 1979--1992) (divorced) Danielle Hirsch (m . 1993) </Td> </Tr> <Tr> <Th> Parent (s) </Th> <Td> Barbara Hale Bill Williams </Td> </Tr> <P> William Theodore Katt (born February 16, 1951) is an American film and television actor, voice artist and musician best known as the star of the television series The Greatest American Hero . He first became known for playing Tommy Ross, the ill - fated prom date of Carrie White in the film version of Carrie (1976) and subsequently starred in films such as First Love (1977), Big Wednesday (1978) and Butch and Sundance: The Early Days (1979). Between 1985 and 1988, he starred in nine Perry Mason television films alongside his mother Barbara Hale, who reprised her role as Della Street from the television series Perry Mason . </P> <P> Katt was born in Los Angeles to actors Bill Williams (birth name Herman August Wilhelm Katt) and Barbara Hale . He grew up in the San Fernando Valley and began acting as a teenager, sometimes appearing with his parents . Graduated from Army & Navy Academy, Carlsbad, California (school records) </P>

Who was the star of the greatest american hero