Education
Marshall attended Auckland"s Unitec School of Performing Screen Arts and graduated in 2003.
Marshall attended Auckland"s Unitec School of Performing Screen Arts and graduated in 2003.
In 2004, Marshall appeared on Shortland Street, playing a character coincidentally called Siobhan. She next appeared as "Dominique" in one episode of the kid"s show Amazing Extraordinary Friends. She is represented by Auckland Actors and Encompass Entertainment Group.