Rabob

Dr. Harry Edwards

Jürg Asmussen

Biller, gegnerischer Mittelstürmer

Rolf Sander

Writer

Felix, sein Sohn

Minister Hagen

Kelly

Boris

Jan

Zahnstocher-Jeff

Raumert, Brauereibesitzer

John Stuart

Harry Webber, genannt "Juwelen Harry"

Marx, Aushilfsdiener

Arthur Dreyer

Fritz

Gen. Seydlitz

Pilarsky

Stanislaw Maniusko

Von Eltzen

Colonel Duval

Captain of Submarine

Staff Officer (uncredited)

Submarine Commander

Nicholas Bederaux, Sr. (uncredited)

Druhar (uncredited)

Peter Vantine / Carl Dudley

Impresario

Mr. Malborn

Colonel Henry Bouquet

Kaiser Wilhelm II (uncredited)

Col. von Arnheim

Policeman, Manager

Martin Krafft

J.M. Hennick

The Professor

Kroll

Dr. Hofer

Doctor

Herr Koenig

Patriarch

Mr. Duchin

Herr Gosting

Horseman

Gen. Foeldessy

Karl Borgen

Papa Sante (uncredited)

Ernst Steinhauer

Archive Footage (Robot Monster)