Acting
February 12, 1928
Rostock, Germany
as Voice on TV (voice) (uncredited)
as Additional Voice (voice)
as Jürgen Hauser
as Dr. Pohl
as Altprofessor Vogt
as Greulich
as Franz Hansen
as Narrator
as Dr. Dornfeld
as Dr. Wendel
as Kurt Westphal
as Herr Augustin
as Herr Schwarz
as Herr Hirschel
as Richard Solms
as Polizeipräsident Siedhoff
as Dr. Hase