| Created By | Hans-Erik Saks | |
|---|---|---|
| Status | Ended | |
| Original Name | Den hemmelige tunnel | |
| First Air Date | December 1, 1997 | |
| Last Air Date | December 24, 1997 | |
| Seasons | 1 | |
| Episodes | 24 | |
| Episode Runtime | 0min | |
| Language | Danish | |
| Original Language | Danish | |
| Production Countries | Denmark | |
| Production Companies | Saks Film og TV ProduktionDR | |
| Networks | DR1 | |
