I Was a Prisoner on Devil's Island

Sally Eilers

Claire Martel

Donald Woods

Joel Grant / Joseph Elmer

Eduardo Ciannelli

Dr. Victor Martel

Victor Kilian

Guissart

Charles Halton

Commandant

Dick Curtis

Jules

John Tyrrell

Gerault

Eddie Laughton

Brisson

Edmund Cobb

Quarry Guard

Robert Warwick

Governor