Sydney Penny played the young "Meggie" in the first part of "The Thorn Birds". Penny (46) is a popular actress of the series in the United States, from 1993 to 2008 she starred in the series "All my Children", and from 2003 to 2005 she was part of the main cast of "The Bold and the Beautiful". In 2014, she starred in several episodes of the series "Pretty Little Liars".