Related Information for Colleen Hewett Colleen Hewett (born 16 April 1950) is an Australian actress and popular singer. She is perhaps best known to international audiences for her 1984 guest role in the television series Prisoner as Sheila Brady.CareerPop SingerBorn in the central Victorian city of Bendigo, Hewett began her career at the age of 12 when she sang with The Esquires at the Bendigo YMCA. During the 1960s she toured Australia with a number of groups including the Laurie Allen Revue. She began her recording career i.. read more