Brett Gelman Dr. Sylvester
Jaeden Martell Kevin Schlieb
Joe Manganiello Dr. Troy Nix
David Benioff Executive Producer
Rob Halford Rob Halford
Kirk Hammett Kirk Hammett
Ramin Djawadi Original Music Composer
James Moran First Assistant Director
Sufe Bradshaw Dean Swanson
Erin Aldridge Orr Costume Designer
Noah Urrea Clay Moss
Phelan Davis Rocky 'Skip' Hoffman
Chuck Klosterman Marching Band Leader
Michelle Mao Lisa Randall
Rian Johnson Thanks
Caleb Hollenback Sound Recordist
Teddy Van Ee Ray
D. B. Weiss Screenplay, Executive Producer
Jeff Steitzer Janitor Eli
Katie O’Grady Laurie Schleib
Analesa Fisher Kendall Sarn
Adrian Greensmith Hunter Sylvester
Eva Lohse Makeup Department Head
Gary Archer Prosthetics
Austin Huynh Tim
Brady J. Condit Set Dresser
Greg Shapiro Producer
Robin Mulcahy Fisichella Executive Producer, Unit Production Manager
Joseph Bertót Desk Officer
Tom Morello Tom Morello
Anette Haellmigk Director of Photography
Tim Johnson Additional Second Assistant Director
Steve Edwards Editor
Rachel Pate Ms. Johnson
Scott Ian Scott Ian
Parker Hall Hesher in Training #2
Grayson Palumbo Earl
Richard Hicks Casting
Peter Sollett Director
Richard Bullock Jr. Sound Mixer
Isis Hainsworth Emily Spector
Dawnn Pavlonnis Assistant Production Manager
Sam Sher First Assistant Editor
Jason Beveridge Props
Camille Carpenter Set Decoration Buyer
Liam Krug Remote Kid
Jalon Howard Jesse
Sean Roney Art Direction
Katie McCabe Model
Paige Johnson Jones School Librarian
Jonathan Saks Trombonist
Anne Sellery Key Makeup Artist
Lindsey Yates Visual Effects Producer
Jason Rouse Moss Security Guard
Dre Slaman Rehab Receptionist
David McAndie Frank Marino
Kaleseya Allotey Lisa's Crew (uncredited)
Margarita Pidgeon Hair Department Head
Troy Oelke Perpetrator (uncredited)
Elliot Orr Quentin
Christopher M. Lopes Robbie
Ella DeVito Party Girl
Paul Curtin Props
Christian Pereira Rex
Tyler B. Robinson Production Design
Audrey Jones Andrea
Cameron Wake Hesher in Training #1
James McAndie Joe Marino / Edward Marino
Kieran Thomas Mollycoddle Keyboardist
Cherish Hales Ew Girl
Sami Yacob-Andrus Sophomore Girl
Aroon Nagappan Mollycoddle Bassist