Näitlejad

• Dwayne Johnson
• Kevin Hart — Franklin 'Mouse' Finbar
• Jack Black — Professor Sheldon 'Shelly' Oberon
• Karen Gillan — Ruby Roundhouse
• Awkwafina — Ming
• Nick Jonas — Alex
• Alex Wolff — Spencer Gilpin
• Madison Iseman — Bethany Walker
• Morgan Turner — Martha Kaply
• Ser'Darius Blain — Anthony 'Fridge' Johnson
• Danny DeVito — Eddie
• Danny Glover — Milo
• Rhys Darby — Nigel
• Anzor Alem — Jack
• Rory McCann — Jurgen the Brutal
• Colin Hanks — Alex
• Marin Hinkle — Janice
• Madison Johnson — Little Bethany Vreeke
• Dania Ramirez — Lady In Red
• Nick Gomez — Oasis Drunk
• Bebe Neuwirth — Nora
• Lucy DeVito — Maiden