On screen
Cast
48 credited performers
Dylan Minnette
Zach
Jack Black
Stine / Slappy / Invisible Boy (voice)
Odeya Rush
Hannah
Ryan Lee
Champ
Amy Ryan
Gale
Jillian Bell
Lorraine
Halston Sage
Taylor
Steven Krueger
Davidson
Keith Arthur Bolden
Principal Garrison
Amanda Lund
Officer Brooks
Timothy Simons
Officer Stevens
Ken Marino
Coach Carr
Karan Soni
Mr. Rooney
R.L. Stine
Hallway Player
Caleb Emery
Dumb Jock
Artwork unavailable
Gabriela Hernandez
Screaming Girl
Artwork unavailable
Nate Andrade
Monster
Artwork unavailable
Sheldon Brown
Monster
Artwork unavailable
Melissa Brewer
Monster
Marshall Choka
Monster
Artwork unavailable
Melissa Cowan
Monster
Artwork unavailable
John Deifer
Monster
Artwork unavailable
Everett Dixon
Monster
Artwork unavailable
Brian Gabriel
Monster
Artwork unavailable
Kevin Galbraith
Monster
Artwork unavailable
Maryanne Gorka
Monster
Artwork unavailable
Clare Halstead
Monster
Artwork unavailable
Devin Hampton
Monster
Rory Healy
Monster
Drew Lamkins
Monster
Artwork unavailable
Vivian Kyle
Monster
Artwork unavailable
Charlie Leach
Monster
Artwork unavailable
Katie Lumpkin
Monster
Larry Mainland
Monster
Lucky Mangione
Monster
Artwork unavailable
Justin Natic
Monster
Artwork unavailable
Josh Phillips
Monster
Mickie Pollock
Monster
Artwork unavailable
Steve Quinn
Monster
Artwork unavailable
Ashleigh Jo Sizemore
Monster
Artwork unavailable
Jeff Tenney
Monster
Jennifer Trudrung
Monster
Ashton Lee Woolen
Monster
Artwork unavailable
Coleman Youmans
Monster
E. Roger Mitchell
Mayor (uncredited)
Jason Davis
Cyclist (uncredited)
Ella Wahlestedt
Anna (uncredited)
Artwork unavailable
Amber Thrower
Goth Woman (uncredited)