[1] Magrath began her acting career aged 11, with a role in the children's television programme Ocean Girl.
[2] She also played Charlene in the Australian ABC children's television series The Wayne Manifesto that aired in 1996.
[3] Magrath also acted as Alison Pi Renfrey in The Crash Zone in 1998.
She also appears in The Butterfly Effect video 'Gone', as well as comedy trio Tripod's 'Xbox Song.
[4] In 2016 she starred in Screen Australia's horror film Scare Campaign, directed by the Cairnes brothers (100 Bloody Acres).