as Dr. Peter Strasser
as Dr. Anton Reichardt
as Theo Balkhusen
as Pastor Clemens Grün
as Dr. Grundhöfer
as Pilatus
as Gefängnisdirektor Fleck
as Dr. Hartmann
as Dr. Schalowsky
as Hendrik van Laaken
as Otto Bassermann
as Johann van Schuuten
as Dr. Ted Marshall
as Richard Macket
as Dr. Bartolomi
as Professor Peter Lester
as Ernst Seebach
