Dwayne Johnson character Dr. Smolder Bravestone
Kevin Hart character Franklin 'Mouse' Finbar
Jack Black character Professor Sheldon 'Shelly' Oberon
Karen Gillan character Ruby Roundhouse
Awkwafina character Ming
Nick Jonas character Jefferson 'Seaplane' McDonough
Alex Wolff character Spencer Gilpin
Morgan Turner character Martha Kaply
Madison Iseman character Bethany
Ser'Darius Blain character Anthony 'Fridge' Johnson
Danny DeVito character Eddie
Danny Glover character Milo
Rhys Darby character Nigel Billingsley
Colin Hanks character Alex
Rory McCann character Jurgen the Brutal
Marin Hinkle character Spencer's Mom
Vince Pisani character Pharmacy Manager
Dorothy Steel character Village Elder
Dania Ramirez character Lady in Red
Derek Russo character Key Master
Nick Gomez character Oasis Drunk
Morgan Brown character Fortress Guard
Deobia Oparei character Elevator Guard
Leslie Simms character Cake Lady
John Ross Bowie character Cavendish
Lucy DeVito character Maiden
Bebe Neuwirth character Nora
Lamorne Morris character Heater Repair Guy
Darin Ferraro character The Gun Seller (uncredited)
Sal Longobardo character Tony (uncredited)
Massi Furlan character Switchblade (uncredited)
Michael Beasley character Coach Davis (uncredited)
Charles Green character Bartender (uncredited)
Shiquita James character Pedestrian (uncredited)
James William Ballard character Bad Guy in Fortress (uncredited)
Marque Hernandez character Gypsy Guy in Tattoo Chair (uncredited)
Kodai Yamaguchi character Jumanjian Villager (uncredited)
Ashley Scott character Ashley (uncredited)
Melissa Kennemore character Marauder 1 / Jergens Inner Circle (uncredited)
Jennifer Patino character Bravestone's Mother
Madison Johnson character Little Bethany Vreeke
Vanessa Cater character Red Headed Marauder
Javier Villamil character Switchblade's Sidekick
Anthony Neves character Jurgen's Patrolman
John David Bulla character Groovy Face Tattoo Biker
Ryan Cheeseman character Marauder
