Two boys are helping the border guards to find a mysterious moor hound used by spies to transfer messages across the border.
| Directing | Konrad Petzold | Director |
| Writing | Signe Thiessen | Writer |
| Writing | Konrad Petzold | Writer |
| Editing | Ilse Peters | Editor |
| Sound | Günter Hauk | Original Music Composer |
| Camera | Otto Merz | Director of Photography |