Erika Henningsen (Cady Heron), Taylor Louderman (Regina George), Ashley Park (Gretchen Wieners), Kate Rockwell (Karen Smith), Gianna Yanelli (u/s Janis Sarkisian), DeMarius R Copes (u/s Damian Hubbard), Kyle Selig (Aaron Samuels), Cheech Manohar (Kevin Gnapoor), Jennifer Simard (Mrs. Heron/Ms. Norbury/Mrs. George), Ezra Knight (t/r Principal Duvall), Brendon Stimson (Mr. Heron)