Characters played by Jacqueline Logan
Diana Martin
Characters played by Walter Miller
Larry Trent
Characters played by Richard Tucker
Chief of the Secret Service
Characters played by Boris Karloff
Scarface Macklin
Characters played by Larry Steers
Jack Drake
Characters played by Harry Todd
Commodore
Characters played by Richard Neill
Tom Trent - Prisoner
Characters played by Lafe McKee
Trader John
Characters played by J.P. Lockney
Father Ricardo - Priest
Characters played by William P. Burt
Mooney
Characters played by J. Gordon Russell
Derelict
Characters played by Robert Frazier
Dakka - Native Chief
Characters played by Ruth Davis
Poppy
Characters played by Joe Bonomo
Gorilla