KRIS as... Cady Heron

The new, (and incredibly hot) student who must adapt to the new environment of high school.

BAEKHYUN as... Regina George

The queen bee of East Shore High School. Feared, idolized, and practically worshipped by all other students.

KYUNGSOO as... Gretchen Wieners

The one who knows everyone's secrets, but isn't afraid to spill them in a crisis situation.

LUHAN as... Karen Smith

The extremely gorgeous, yet extremely dumb one. 

TAO as... Aaron Samuels

The genuine, honest cutie who becomes Kris' love interest.

CHEN as... Janis Ian

Different, yet someone who always tries hard for his real friends.

KRYSTAL as... Damian

Best friends with Chen, funny and sweet friend who tries to help out.

XIUMIN as... Kevin Gnapoor

Part-time mathlete nerd. Part-time rapper/DJ.

CHANYEOL as... Shane Oman

Strong, (overly) confident, popular and athletic jock boyfriend of Byun Baekhyun.

JONGIN as... Jason 

Love interest of Do Kyungsoo, humorous and likes to fool around.

SEHUN as... Seth Mowakowski ^_^

Attractive crush of Luhan... Even though they're cousins .-.

LAY as... Ms. Norbury

Teacher at East Shore who seems to have constant bad luck but is still supportive.

SUHO as... Mr. Duvall

A serious principal who can fix problems well and has a crush on Lay.