SINOPSIS
A expedition to rescue Maple White, who has been marooned at the top of a high plateau. Joined by hunter John Roxton, and others, the group goes to South America, where they do indeed find a plateau inhabited by pre-historic creatures, one of which they even manage to bring back to London with them.
- Wallace BeeryProf. Challenger
- Bessie LovePaula White
- Lloyd HughesEd Malone
- Lewis StoneSir John Roxton
- Arthur Conan DoyleSir Arthur Conan Doyle
- Alma BennettGladys Hungerford
- Arthur HoytProf. Summerlee
- Margaret McWadeMrs. Challenger
- Bull MontanaApe-man
- Frank Finch SmilesAustin
- Jules CowlesZambo
- George BunnyColin McArdle
- Charles WellesleyMaj. Hibbard
- Jocko the MonkeyJocko - the Monkey
- Mary the ChimpanzeeMary - the Chimpanzee
- Malcolm DennyUndetermined Secondary Role
- Virginia Brown FaireMarquette - Half-Caste Girl
- Holmes HerbertUndetermined Secondary Role
- George MarionOld Professor
- Nelson McDowellLawyer Advising the Editor
- Jack MurphyOffice Boy
- Robert PagePoliceman
- Gilbert RolandUndetermined Secondary Role
- Leo WhitePercy Potts