as Valentin Vladek, alias Winter
as Aristopoulos
as Theo
as Clement
as Hermann
as Generalleutnant Aratov
as Staatsanwalt Griff P. West
as Victor
as Ambassador of Simushir
as Radio Announcer (uncredited)
as Protokollführer
as Gen. Nikolai Chapayev
as Oberst Villa (archive footage)
as Mr. Simmons
as Amerikaner in der „Colombo-Bar“
as Frazer
as Janitor Burt
as Inspektor
as Dr. Albeniz
as Andreas Steinegge
as Dr. Boris Winkler
as Gio Manfredi
as Cristobal Ramirez
as George Statten
as Hans von Hehne
as Schepka
as Fürst Schaufels
as Herr Ahlsen
as Baron Hubert de Sireuil
as Oberst Villa
as Richter
as Dr. Arnold Vogt
as Douglas Talbot
as Donald Rutley
as Mazzini
as Andreas G. Steinegge
as Captain Nikiyan