as Kardinal Brummer
as Dr. Merschmann
as Professor Sokop
as Richard Barlow
as Alexander Hoffmann
as Herr Faltermann
as Werner von Kaulbach
as Schulz
as Dr. Kleinsteuber
as Herr von Massow
as Duitse officier
as Harry Moat
as Ingenieur Krös
as Dr. Hedrick
as Graf Botho
as Dr. de Ruyter
as Botho
as Hans Berger
as Heinz, Ingrid's husband
