Mary Ward Breheny (born 6 March 1915) is an Australian former actress and radio announcer. She was trained in acting in Australia and Britain, and appeared in many British stage and movie productions before moving back to Australia. She was one of the first female radio announcers for the Australian Broadcasting Corporation (ABC). She is probably best known for her role as Jeanette "Mum" Brooks in the cult series "Prisoner". She also appeared TV series such as "Sons and Daughters", "Neighbours" and "Blue Heelers". Ward retired in 2000.