Cast & crew
Niemand weiß es (1920)
Directed by Lupu Pick Written by Gerhard Lamprecht, Lupu Pick
Cast
| Edith Posca | |
| Lupu Pick | |
| Eduard Rothauser | |
| Melitta Ferrow | |
| Johannes Riemann |
Crew
| Lupu Pick | Director |
| Artur Landsberger | Novel |
| Gerhard Lamprecht | Writer |
| Lupu Pick | Writer |