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