Edmund LoweStanley Gordon Gustav von SeyffertitzProf. Paul Coriolos Barry NortonReginald Van Lear Perlie MarshallDetective Murphy Norman TrevorJudge Webster George KotsonarosThe Gorilla Maude Turner GordonMrs. Van Lear Andrew BennisonFörfattare Frank B. GoodDirector Of Photography Park FrameAssistant Director 
