July 21, 1950
July 21, 1950
| Producers | Ufa-Filmkunst |
| Original title | 4 Treppen rechts |
| Directors | Kurt Werther |
| Writers | Gerhard Metzner |
as Marianne Müller
as Dr. Jürgen Wenter, Zoologe
as Herr von Döring
as Dagmar Prinz
as Bernd