Roc attended the Turramurra High School and went on to study acting at the Australian Theatre for Young People. She graduated from the University of Sydney.
Her brother is James Roc. Roc began her career on the Australian television series Heartbreak High in season six as activist high school student Thania Saya. Roc then appeared in a guest role on American Broadcasting Company series Head Start as Skye Quinn, the disruptive daughter of Garrett Quinn.
She appeared as a guest on United Kingdom Sky television football series Dream Team as home-wrecking United States professional tennis player Shannon Eden-Childs.
She also appeared as victim of crime Tina Chang in a guest role on American Broadcasting Company television"s legal dramedy Crownies. The cast was presented with the award for Outstanding Performance by an Ensemble Cast at the 2012 Equity Awards.
Roc appeared as British journalist Stephanie Murdoch in Kath & Kimderella, a film based on the hit television comedy series Kath & Kim. Roc appeared in Reef Doctors the Australian drama produced by Jonathan M. Shiff that premiered on Network Ten 9 June 2013.
The show stars Lisa McCune as Sam Stewart the leader of a team of doctors serving the remote Hope Island Clinic on the Great Barrier Reef.
Roc played nurse practitioner Olivia Shaw. Roc most recently appeared as Yael in Josh Lawson"s debut comedy The Little Death (2014 film) and in the Seven Network miniseries Winter (television series) starring Rebecca Gibney and Peter O"Brien.