Die Ente klingelt um halb acht (1968)
| Release Date: | 1968, September 13 |
| Directors: | Rolf Thiele |
| Countries: | Germany, Italy |
| Production: | Sancro International Film, Roxy Film |
| Cast: | Rudolf Schündler, John van Dreelen, Alexander Allerson, Heinz Rühmann, Monica Teuber, Balduin Baas, Charles Regnier, Inge Marschall, Herbert Bötticher, Graziella Granata, Hans Epskamp, Hertha Feiler |