John Emery

as Dr. Fleurot

as Jean, Duke d'Alencon, cousin of Charles

as Paul Gerente

as Premier Gilchi Tanaka

as Tony Abbott

as Mario Du Billar

as Captain Von Hagen

as Clyde Gorman

as Larry Blake

as Dr. Hubbell Eliot

as Wheeler

as Rinaldi aka 'The Great Rinaldi'

as Cody Clark

as Paul Donaldson

as Dr. Farno

as Tomasso

as Dr. Karl Eckstrom

as Sir Percival Glyde

as George Harrington

as Georges Peydal

as Vincent

as Dr. Edward R. Winter

as John Newberry

as Norman Kingsley

as Capt. Deichgraber

as Chicago Hagen

as Clayton Evans

as Governor Elden

as Jean Cornudet

as Professor