Jack Black Professor Sheldon 'Shelly' Oberon
Dwayne Johnson Dr. Smolder Bravestone, Executive Producer
Kevin Hart Franklin 'Mouse' Finbar
Tim Matheson Old Man Vreeke (uncredited)
William Teitler Producer
Karen Gillan Ruby Roundhouse
Damien Bray Utility Stunts
Bobby Cannavale Van Pelt
Scott Hunter Van Pelt's Henchman (uncredited), Stunts
Colin Hanks Alex Vreeke (uncredited)
Missi Pyle Coach Webb
Marin Hinkle Spencer's Mom
Ser'Darius Blain Anthony 'Fridge' Johnson
Jerome Chen Visual Effects Supervisor
Friday Chamberlain Amazon Warrior (uncredited)
Alex Wolff Spencer Gilpin
Jake Kasdan Director, Executive Producer
Derek Graf Stunts
Madison Iseman Bethany Walker
Chris McKenna Screenplay, Screenstory
Rob Mars Transportation Shed Guard, Stunts
Ronald R. Reiss Set Decoration
Steve Cooper Art Direction
Nick Jonas Jefferson 'Seaplane' McDonough
Stephen Dunlevy Transportation Shed Guard
Tim Sitarz Stunts
Hiram Garcia Co-Producer
Jussi Tegelman Sound Editor
Jeanne McCarthy Casting
Marc Scizak Utility Stunts
Joanna Bennett Stunt Double
Cate Hardman Script Supervisor
Tait Fletcher Scorpion Recipient, Stunts
Felipe Savahge Stunt Double
Joel Shryack Supervising Sound Editor
Tom Crisp Utility Stunts
Basil Grillo Unit Production Manager
Tony McFarr Stunts
Rhys Darby Nigel Billingsley
William Tokarsky Bread Vendor
Marc Evan Jackson Principal Bentley
Jack Gill Second Unit Director
Gyula Pados Director of Photography
Richard C. Taylor Stunts
Mark Helfrich Editor
Casey Hendershot Stunts
Rafael E. Sánchez Gaffer
Hugo Santiago Art Direction
Maribeth Monroe Teacher
Jeff Pinkner Screenplay
Manish Raval Music Supervisor
Tracey Bonner Fridge's Mom
Katie Doyle Location Casting
Dany Garcia Executive Producer
Juan Gaspard The Spy (uncredited)
Chris Van Allsburg Book, Original Film Writer
Geoffrey Haley "B" Camera Operator, Steadicam Operator
Owen Paterson Production Designer
Jon Title Sound Designer
Kevin O'Connell Sound Re-Recording Mixer
Jonathan Hensleigh Original Film Writer
Jimmy N. Roberts Stunts
Allan Padelford Stunts, Stunt Driver
Scott Rosenberg Screenplay
Jason Sanford Visual Effects Producer
Jimmy Waitman Stunt Double
Henry Jackman Original Music Composer
Paul Schneider Second Assistant Director
Chick Bernhard Stunts
Morgan Turner Martha Kaply
Oakley Lehman Stunt Coordinator
Malosi Leonard Stunts