Characters played by Marianne Hoppe
Franziska Tiemann
Characters played by Hans Söhnker
Michael Reisiger
Characters played by Fritz Odemar
Professor Tiemann
Characters played by Rudolf Fernau
Dr. Christoph Leitner
Characters played by Hermann Speelmans
Buck Standing
Characters played by Margot Hielscher
Helen Philips
Characters played by Herbert Hübner
Ted Simmons
Characters played by Frida Richard
Kathrin
Characters played by Klaus Pohl
Briefträger Pröckl