A young composer and inventor meets a poverty stricken singer.
| Actor | Role |
|---|---|
 Mady ChristiansDorothee Claudius | Dorothee Claudius |
 Gustav FröhlichGeorg Wittig | Georg Wittig |
 Friedrich KaysslerDorothees Vater | Dorothees Vater |
 Frida RichardPflegemutter Wittig | Pflegemutter Wittig |
 Ida WüstIsolde Fuchs | Isolde Fuchs |
 Anton PointnerDirektor des Odeon | Direktor des Odeon |
 Rosa ValettiNot listed | Not listed |
 Hubert von MeyerinckNot listed | Not listed |
 Lena MalenaZazu | Zazu |