Stark Mad
Voltar
H.B. WarnerProf. Dangerfield
Louise FazendaMrs. Fleming
Jacqueline LoganIrene
Henry B. WalthallCapt. Rhodes - Yacht Commander
Claude GillingwaterJames Rutherford - Expedition Leader
John MiljanDr. Milo
George BerangerSimpson - Guide
Warner RichmondFirst Mate
Floyd ShackelfordSam - Cook
Lionel BelmoreAmos Sewald
Charles GemoraGorilla (sem créditos)