High School Massacre

High School Massacre is a horror-thriller-slasher film starring Meghan Martin, Abigail Breslin, Chloe Bridges, Selena Gomez, Jake T. Austin, Logan Lerman, David Henrie, Sterling Knight, Demi Lovato, Alyson Stoner, Nick Jonas, Miley Cyrus, Justin Bieber, Gregg Sulkin, Bella Thorne, Bridgit Mendler, Zendaya, Stefanie Scott, Matt Prokop, Sarah Hyland, Vanessa Morgan, Matthew Knight, Atticus Mitchell and Daniel Samonas

Plot
A group of friends are targeted by a killer will they survive? who's is the killer?

Harmon Siblings
Meghan Martin as Hayley Harmon

Abigail Breslin as Jenna Harmon

Logan Lerman as Andy Harmon

Sterling Knight as James Harmon

Alyson Stoner as Heather Harmon

Allen Siblings
Zendaya as Caitlyn Allen

Stefanie Scott as Olivia Allen, Caitlyn and Mandy's adoptive sister

Vanessa Morgan as Mandy Allen