Since graduating from the Victoria College of the Arts in 2009, Alexander has appeared in numerous film and television productions. In 2011 he was part of the ensemble cast in Wild Boys, followed by guest roles in Tricky Business and Network Ten’s Mr and Mrs Murder.
In 2012 Alexander played James Packer in Paper Giants: Magazine Wars and followed this playing brother Clyde Packer alongside Lachy Hulme in Power Games: The Packer-Murdoch Story. The latter role earned him an AACTA Award nomination in 2014 for Best Supporting Actor in a Television Drama.
Alexander also played legendary cricketer Tony Greig in the award-winning miniseries Howzat! Kerry Packer’s War, the story of World Series Cricket and its creator, Australian media mogul Kerry Packer.
Other television credits include an appearance in the popular series Rake starring Richard Roxburgh and the telemovie Parer’s War alongside Matthew Le Nevez. Alexander’s theatre credits include the role of Paris in the Sydney Theatre Company’s production of Romeo and Juliet in 2013.
In 2014 Alexander worked with director Alex Proyas on his film Gods Of Egypt and in 2015 he completed shooting Abe Forsythe’s darkly-comic feature film Down Under. Most recently Alex was seen in the series The Beautiful Lie, a modern day re-imagining of Leo Tolstoy’s Anna Karenina.
In 2016 Alexander joins the cast of Offspring, first appearing in episode five.