as Colonel Henry Bouquet
as Dr. Hofer
as Nicholas Bederaux, Sr. (uncredited)
as Archive Footage (Robot Monster)
as Mr. Duchin
as Colonel Duval
as Martin Krafft
as Staff Officer (uncredited)
as Peter Vantine / Carl Dudley
as Kaiser Wilhelm II (uncredited)
as John Stuart
as Raumert, Brauereibesitzer
as Herr Gosting
as Druhar (uncredited)
as J.M. Hennick
as Jan
as Marx, Aushilfsdiener
as Harry Webber, genannt "Juwelen Harry"
as Papa Sante (uncredited)
as Rolf Sander
as Mr. Malborn
as Impresario
as Ernst Steinhauer
as Biller, gegnerischer Mittelstürmer
as Gen. Foeldessy
as Felix, sein Sohn
as Minister Hagen
as Stanislaw Maniusko
as Col. von Arnheim
as Von Eltzen
as Arthur Dreyer
as Gen. Seydlitz
as Herr Koenig
as Kroll
as Dr. Harry Edwards
as Boris
as Kelly
as The Professor
as Captain of Submarine
as Submarine Commander
as Zahnstocher-Jeff
as Jürg Asmussen
as Rabob
as Policeman
as Manager
as Doctor
as Karl Borgen
as Horseman
