Two boys are helping the border guards to find a mysterious moor hound used by spies to transfer messages across the border.
Director
Konrad Petzold
Günther Simon
Oberleutnant Suter
Horst Kube
Fischer
Dieter Perlwitz
Paul Schultz
Peter Sturm
Karl Schultz
Elfriede Florin
Mutter Schultz
Lotte Loebinger
DE
