Das blaue Duell
| MPAA Rating: | NR |
| Genre: | Comedy |
| Country: | Germany |
| Directed By: | Emil Fiering |
| Written By: | Franz Schmelter |
| Cast: | Ernst Laskowski, Willy Schmelter, Leonhard Haskel, Editha Camphausen, Karl Harbacher |
| In Theaters: | Feb 01, 1920 |
Followers: 0
| MPAA Rating: | NR |
| Genre: | Comedy |
| Country: | Germany |
| Directed By: | Emil Fiering |
| Written By: | Franz Schmelter |
| Cast: | Ernst Laskowski, Willy Schmelter, Leonhard Haskel, Editha Camphausen, Karl Harbacher |
| In Theaters: | Feb 01, 1920 |