Caitlin's career started in 2003 when she acted in a tv series for children "The sleepover club". Though her career started in 2003, she was interested in acting since childhood at the age of 6. She also has an active interest in writing, screenplays, and documentary.
Caitlin is well known for Neighbours(2005), Please Like me(2013), Reign(2013), All Cheerleaders Die(2013), I, Frankenstein(2014) and Tomorrow, When the War Began(2010).
Caitlin Stasey is in a romantic relationship with Lucas Neff. However, she considers herself as a lesbian and also has stated that 'I’ve known I was mostly gay ever since I can remember'. She revealed her sexuality in a female empowerment website "Herself".