During World War I, an illegitimate son of the German Kaiser, who had been raised in the US--and is a double for the Kaiser's son, the Crown Prince--is sent to Germany as a spy in order to kill both the Kaiser and his son.
as Robert Busch / Crown Prince
as Emily Busch
as Richard Busch
as The Kaiser
as Lieutenant Patin
as Carl Von Stumpf
as Lewis Keene
as A Blue Devil
as Little French Girl
as Butler
