Scotland Yard receives anonymous letters at regular intervals, which contain precise details about planned jewel thefts or wanted criminals. Inspector Elford believes that the informant is the so-called Zinker.
Directed byKarl Forest, Martin Fric, Karel Lamac
Written byEdgar Wallace, Rudolph Cartier, Egon Eis
CountryGermany
Runtime64 min
On screen
Lissy Arna
Karl Ludwig Diehl
Fritz Rasp