Erika Henningsen as Cady Heron
Ashley Park, Taylor Louderman, Kate Rockwell, and Erika Henningsen
Joan Marcus
Taylor Louderman as Regina George
Ashley Park as Gretchen Wieners
Kate Rockwell as Karen Smith
Erika Henningsen, Ashley Park, Taylor Louderman, Kate Rockwell, and Barrett Wilbert Weed
Joan Marcus
Barrett Wilbert Weed as Janis Sarkisian
Grey Henson as Damian Hubbard
Barrett Wilbert Weed, Erika Henningsen, and Grey Henson
Joan Marcus
Kyle Selig as Aaron Samuels
Kyle Selig and Erika Henningsen
Joan Marcus
Kerry Butler as Ms. Norbury
Kerry Butler and Erika Henningsen
Joan Marcus
Cheech Manohar as Kevin Gnapoor
Rick Younger as Mr. Duvall