Cast & Crew
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Bessie LoveMiss Paula White - Wallace BeeryProf. Challenger
- Lewis StoneSir John Roxton
- Lloyd HughesEdward E. Malone
- Arthur HoytProf. Summerlee
- Margaret McWadeMrs. Challenger
- Frank Finch SmilesAustin, Challenger's Butler
- Jules CowlesZambo, Roxton's Servant)
- Bull MontanaMontana
- Alma BennettGladys Hungerford
- Virginia Brown FaireMarquette (half-caste girl) (uncredited)
- Nelson McDowellLawyer advising the editor (uncredited)
- Harry O. HoytDirector
- Jamie WhiteProducer
- Earl HudsonProducer
- David ShepardProducer
- Scott MacQueenProducer
- Arthur Conan DoyleWriter
- Marion FairfaxWriter