A ship's officer is sentenced to Devil's Island for murder after a fatal brawl.
Sally Eilers
as Claire Martel
Donald Woods
as Joel Grant / Joseph Elmer
Eduardo Ciannelli
as Dr. Victor Martel
Victor Kilian
as Guissart
Charles Halton
as Commandant
Dick Curtis
as Jules
John Tyrrell
as Gerault
Eddie Laughton
as Brisson
Edmund Cobb
as Quarry Guard
Robert Warwick
as Governor
Lloyd Bridges
as Rene (uncredited)
Byron Foulger
as Presidente Judge (uncredited)