| Release Date | January 31, 1971 | |
|---|---|---|
| Status | Released | |
| Original Title | Zakletý hrad Yverdon | |
| Runtime | — | |
| Budget | — | |
| Revenue | — | |
| Language | Czech | |
| Original Language | Czech | |
| Production Countries | Czechoslovakia | |
| Production Companies | Československá televize | |
| Release Date | January 31, 1971 | |
|---|---|---|
| Status | Released | |
| Original Title | Zakletý hrad Yverdon | |
| Runtime | — | |
| Budget | — | |
| Revenue | — | |
| Language | Czech | |
| Original Language | Czech | |
| Production Countries | Czechoslovakia | |
| Production Companies | Československá televize | |