| Created By | ||
|---|---|---|
| Status | Ended | |
| Original Name | Dreizehn Briefe | |
| First Air Date | March 10, 1967 | |
| Last Air Date | June 16, 1967 | |
| Seasons | 1 | |
| Episodes | 13 | |
| Episode Runtime | 0min | |
| Language | — | |
| Original Language | German | |
| Production Countries | Germany | |
| Production Companies | ||
| Networks | ZDF | |