Her first professional role was Etty Darwin in Jon Amiel's Creation (2009). Her subsequent film roles included Helen Burns in Cary Fukunaga's Jane Eyre (2011), Tom Hooper's Les Miserables (2012) and Tasha Robson, the lead role in Bliss! (2016), Parks can be seen in the upcoming Here We Go (2022-), formerly known as Pandemonium, and as Hester in The School for Good and Evil (2022)
