Propaganda movie produced by GDR television on the occasion of the 20th anniversary of the erection of the Berlin Wall.
| Release Date | August 13, 1981 | |
|---|---|---|
| Status | Released | |
| Original Title | Sonntag der 13. | |
| Runtime | 47min | |
| Budget | — | |
| Revenue | — | |
| Language | German | |
| Original Language | German | |
| Production Countries | East Germany | |
| Production Companies | Fernsehen der DDR | |