Gerd Oswald Director, Screenwriter Curd Jürgens Werner von Basil Actor Claire Bloom Irene Andreny Actor Hansjörg Felmy Hans Berger Actor Mario Adorf Mirko Centowic Actor Hans Söhnker Bishop Ambrosse Actor Albert Bessler Scientist Actor Rudolf Forster Hotel Manager Actor Alan Gifford Mac Iver Actor Harold Medford Screenwriter