"A mysterious virus hits an isolated elementary school, transforming the kids into a feral swarm of mass savages. An unlikely hero must lead a motley band of teachers in the fight of their lives."
Elijah Wood
as Clint
Alison Pill
as Lucy
Rainn Wilson
as Wade
Jack McBrayer
as Tracy
Nasim Pedrad
as Rebekkah
Leigh Whannell
as Doug
Morgan Lily
as Tamra
Rebecca Marshall
as Emily Dopkins
Jorge Garcia
as Rick
Matt Jones
as Sheriff Dave
Kate Flannery
as Charman
Ian Brennan
as Vice Principal Simms
Cooper Roth
as Patriot
Miles Elliot
as Dink
Armani Jackson
as Calvin
Peter Kwong
as Mr. Hatachi
Sunny May Allison
as Shelly
Jake Brennan
as Lincoln
Mark Christopher Lawrence
as Mr. Pederson
Aiden Lovekamp
as Racer
Lauren Stovall
as Moon
Jared Breeze
as Safety Helmet Boy
Nikita Ager
as Patriot's Mom
Angela Bullock
as Rhonda
Elizabeth Bogush
as Crying Mother
Boni Yanagisawa
as Miss Nash
Tammie Baird
as Mrs. Birk
Kelli Barksdale
as Cootie Kid (uncredited)
Isabella Revel
as Angela
Lauren Katz
as Mrs. Gordon
Brian Henderson
as Mr. Henderson
Ashley Rae Miller
as Tricycle Girl
Emily Brobst
Seth William Meier
Unit Production Manager
Joe McDougall
First Assistant Director
Lori Ashfield
Second Assistant Director
JoAnne Lowrie
Second Second Assistant Director
Tracy Thomas
Production Supervisor
Matt Berberi
Stunt Coordinator
Randall Archer
Stunts
Bryan Cartago
Danny Downey
Marissa Labog
Sam Ly
Tara Macken
Kara Petersen
Ming Qiu
Scott Dropkin
"A" Camera Operator
Steadicam Operator
Erik Gunnar Mortensen
First Assistant "A" Camera
Rob Pittman
Second Assistant "A" Camera
Christopher Taylor
"B" Camera Operator
Tammy Fouts
First Assistant "B" Camera
Michelle Mann
Second Assistant "B" Camera
Michael Hardwick
Digital Imaging Technician
Tony Rivetti Jr.
Still Photographer
Todd Kappelt
Assistant Camera
Matthew Thiemann
Chief Lighting Technician
Luke Miller
Assistant Chief Lighting Technician
Eugene B. Kerry
Key Grip
Russell Nordstedt Jr.
Best Boy Grip
Alexander Griffiths
Gray Lanaux
Dolly Grip
Todd Liggitt
Grip
Zsolt Magyar
Sound Mixer
Tim D. Lloyd
Boom Operator
Victoria Bowes
Utility Sound
Nic Weethee
Leadman
Sarah Taub
Set Dresser
Blanche Sindelar
Property Master
Andre Martin
Assistant Property Master
Lee Cunningham
Props
Christopher P. Garr
Construction Foreman
Delano Clark
Art Department Assistant
Julia Bly
Key Costumer
Natasha Konowalow
Ryan Lennon
Costumer
Yuki Tachibe
Sara Bacon
Seamstress
Liz Mendoza
Key Makeup Artist
Hugo Villasenor
Makeup Artist
Michelle Chung
Yoko Nobushi
Steve Costanza
Robert Kato DeStefan
Martina Kohl
Molly Craytor
Carlton Coleman
Natalie Thimm
Ralis Kahn
Brian Kinney
Ani Plotkin-Maloney
Rocky Faulkner
Danielle Noe
Special Effects Makeup Artist
Kelly Golden
Tina Fabulic
Hairstylist
Kya Bilal
Jared Parsons
Location Manager
Jessica Shannon
Production Accountant
Rebecca R. Ryan
Assistant Accountant
Bill Dance
Extras Casting
Terence Harris
Extras Casting Assistant
Michael Locke
Transportation Captain
R. Blaine Currier
Transportation Co-Captain
Kim Magruder
Christine Miller
Studio Teacher
Michael Klastorin
Unit Publicist
Todd Tucker
Second Unit Director
Second Unit First Assistant Director
Chris J. Russo
Post Production Supervisor
Jeffery Alan Jones
Sound Designer
Supervising Sound Editor
Ando Johnson
Sound Editor
Matt Howard
Eloisa Diaz
Patrick Garrison
Dialogue Editor
James Washington
Tanner Parker
Foley Artist
Alan Archer
Sound Re-Recording Mixer
Tim Husom
Music Coordinator
Cary Murnion
Director
Jonathan Milott
Rick Lovoy
Driver
Ryan Farhoudi
Co-Producer
Douglas Brown
Spencer Medof
Line Producer
Executive Producer
Hayden Christensen
Daniel Noah
Producer
Josh C. Waller
Tove Christensen
Georgy Malkov
Steven Schneider
Story
Terri Taylor
Casting
Gina Scarnati
Costume Design
Justin Raleigh
Makeup Effects
Brett W. Bachman
Editor
Pepijn Caudron
Original Music Composer
Thomas William Hallbauer
Production Design
Lyle Vincent
Director of Photography
Jasmine Garnet
Art Direction
Ali Matilla
Set Decoration
Casey B. Garrett
Construction Coordinator
Josh Hakian
Special Effects Coordinator
Jean Daniel Zacharias
Visual Effects Producer
Joseph DiValerio
Visual Effects Supervisor
Sarah Domeier Lindo
Casting Associate
Diane Durant
Script Supervisor
Yeşim "Shimmy" Osman
Hair Department Head
Leslie Borchard
Pavy Olivarez
Cyndi Vellmure
Eleanor Sabaduquia
Makeup Department Head
Writer
George Castrounis
Co-Executive Producer
Michael Wexler
Brandi Kalish
Vladimir Polyakov
Sarik Andreasyan
Gevond Andreasyan