Celluloid-Curtain.eu Externer Link: Celluloid-Curtain.eu Goethe-Institut London website for the film series
dhm.de Externer Link: Deutschland im Kalten Krieg 1945-1963 Material on the web from the German Historical Museum (DHM)
kisskisskillkillarchive.com Externer Link: The Kiss Kiss Kill Kill Archive English Language archive for spy film posters and stills