Guest Stars Jessica Juarez as Brianna Gagne Lou Wilson as Lucas Wiley Joe Farrell as Jared Hixenbaugh G. Hannelius as Christa Carlyle Calum Worthy as Alex Trimboli Larry Joe Campbell as Greg Kavanagh Dendrie Taylor as Denise Kavanagh Camille Hyde as Gabi Granger Ryan O'Flanagan as Mr. Kraz Karly Rothenberg as Ms. Shapiro Camille Ramsey as Mackenzie Wagner Eduardo Franco as Spencer Diaz Sean Carrigan as Coach Rafferty Matt Miller as Vice Principal Keene Lukas Gage as Brandon Galloway Myles Brewer as Duncan Fairchild Saxon Sharbino as Sarah Pearson Cody Wai-Ho Lee as Ming Zhang Brian Perrault as Zack Rutherford