Dwayne Johnson

(Spencer)

Kevin Hart

(Fridge)

Jack Black

(Bethany)

Karen Gillan

(Martha)

Rhys Darby

(Nigel)

Bobby Cannavale

(Van Pelt)

Nick Jonas

(Alex)

Alex Wolff

(Young Spencer)

Ser'Darius Blain

(Young Fridge)

Madison Iseman

(Young Bethany)

Morgan Turner

(Young Martha)

Sean Buxton

(Jogger)

Mason Guccione

(Gamer)

Marin Hinkle

(Spencer's Mom)

Tracey Bonner

(Fridge's Mom)

Najah Jackson

(Girl in Car)

Natasha Charles Parker

(Bethany's Mom)

Kat Altman

(Lucinda)

Maribeth Monroe

(Teacher)

Missi Pyle

(Coach Web)

Michael Shacket

(Fussfeld)

Jamie Renell

(Male Gym Teacher)

Marc Evan Jackson

(Principal Bentley)

Carlease Burke

(Miss Mathers)

Jason New

(Bivouac Biker)

William Tokarsky

(Bread Vendor)

Rohan Chand

(Kid at Bazaar)

Tait Fletcher

(Scorpion Recipient)

Steve Dunlevy

(Transportation Shed Guard)

Rob Mars

(Transportation Shed Guard)