Behind the scenes battle between the cast of step up 3D.. Download free Movie Right Side-Lil Demon, Bgirl Simi, Hi Hat, Rick(leading role), Twitch, terrance and more. Left Side-Rick(Jalens Dad), Jstyles, Jon Chu shonn boogz and more. In theaters summer 2010, 'Step Up 3' goes global: The story follows a passionate, tight-knit group of street dancers (featuring Rick Malambri, Sharni Vinson, with the returning Adam Sevani and Alyson Stoner) who find themselves pitted against the world's best breakdancers in a high-stakes showdown.