Sharni Vinson is an Australian and American actress and dancer. She is known for her roles in the television soap opera Home and Away, and in the films Step Up 3D (2010), You're Next (2011) and Bait 3D (2012).

Step Up 3D is a 2010 American 3D dance film directed by Jon M. Chu and written by Amy Andelson and Emily Meyer. It serves as a sequel to 2008's Step Up 2: The Streets and the third installment in the Step Up film series. The film sees the return of Adam G. Sevani and Alyson Stoner, who portrayed Moose from Step Up 2: The Streets and Camille Gage from Step Up, respectively. It also stars Rick Malambri and Sharni Vinson.