Dustin Farnum
— Captain Briggs
Virginia Valli
— Laura
Nigel De Brulier
— Dr. Philiol
Bernard J. Durning
— Hal (as Bernard Durning)
Jim Farley
— Scurlock
Tom O'Brien
— Wansley
Bob Perry
— Crevay
Charles Gorman
— Bevins
Otto Hoffman
— Ezra
Kirk Incas
— Cabin Boy
Evelyn Selbie
— Witch
Hazel Deane
— Juvenile Witch