Cast
Harald Leipnitz
Scotland-Yard-Inspektor Harry Dawson
Uschi Glas
Judy Black
Herbert Fleischmann
Chefinspektor Yardley
Walter Kohut
Nat Fletcher
Rosemarie Fendel
Mary Rogers
Michael Hinz
Hubert Rogers
Wolfgang Kieling
Heaton
Margot Hielscher
Sybill Conway
Karl Heinz Vosgerau
Arnold Conway
Directing
Rolf von Sydow
Director
Writing
Francis Durbridge
Writer