as Capt. Deichgraber
as Cody Clark
as Jean, Duke d'Alencon, cousin of Charles
as Dr. Farno
as Dr. Fleurot
as Tony Abbott
as Clyde Gorman
as Georges Peydal
as Mario Du Billar
as Chicago Hagen
as Captain Von Hagen
as Sir Percival Glyde
as Tomasso
as Dr. Karl Eckstrom
as Paul Donaldson
as Governor Elden
as Rinaldi aka 'The Great Rinaldi'
as Wheeler
as Premier Gilchi Tanaka
as Clayton Evans
as George Harrington
as Dr. Hubbell Eliot
as Dr. Edward R. Winter
as Paul Gerente
as Vincent
as Professor
as Larry Blake
as John Newberry
as Jean Cornudet
as Abel Dennis
as The Pawnbroker
as Kerwin Drake
as Harold
as Mr. Stewart (uncredited)
as Lawrence Price
