Alethea Ada McGrath (1 June 1920 – 9 February 2016) was an Australian actress and comedian. She played Jocasta Nu in Star Wars: Episode II – Attack of the Clones. She is also widely known for her roles on television, playing Dot Farrar inPrisonerand she has had three parts inNeighbours: Miss Logan in 1985, Mary Crombie from 1989 to 1990 and Lilly Madigan in 1998. Most recently she played the older character of Miss Taylor inKnowing(2009). Before concentrating on acting professionally, McGrath taught Drama atMethodist Ladies Collegein the Melbourne suburb of Kew.