Acting
August 11, 1928
Berlin, Germany
as Jo (uncredited)
as Walter
as Dr. Klaus Maria Weichholz
as Günther
as Paul Kellermann/Franz Kellermann
as Little Joe Cartwright
as Adalbert
as Bruno Flitzke
as Rudi
as Zittauer
as Self
as self
as Debus
as Det. Sgt. Timotheus Wumme