| LLouis GraveureKammersänger Harden | Kammersänger Harden |
 Gina FalckenbergVera | Vera |
 Walter RillaDetlef Ollmer - Bildhauer | Detlef Ollmer - Bildhauer |
 Fritz OdemarBaron Brix | Baron Brix |
 Carla RustEmma | Emma |
 Walter JanssenJustus Kramer | Justus Kramer |
| GGeorg A. ProféKriminalassistent Rothaus | Kriminalassistent Rothaus |
 Hanna WaagMaria, seine Tochter | Maria, seine Tochter |
 Margarete LannerBaronin Brix | Baronin Brix |
| EErwin BiegelJosef - Hardens Diener | Josef - Hardens Diener |
| JJohanna BlumAnni - Frau Hardens Zofe | Anni - Frau Hardens Zofe |
 Herbert HübnerKriminalkommissar Collander | Kriminalkommissar Collander |
| AAlbert ProbeckKriminalassistent Breuer | Kriminalassistent Breuer |
 Gerhard DammannPortier Krüger | Portier Krüger |
| EEva TinschmannOlga, seine Frau | Olga, seine Frau |
| BBruno TillessenDanneberg | Danneberg |
| CCurt CappiNot listed | Not listed |
| HHanns WaschatkoNot listed | Not listed |
| OOtz TollenNot listed | Not listed |
| AAlfred HeynischNot listed | Not listed |
| FFritz SchroeterNot listed | Not listed |
| LLeo ReiterNot listed | Not listed |
| EEgon MolkowNot listed | Not listed |
| HHans SchneiderNot listed | Not listed |
| LLucie EulerNot listed | Not listed |
| EElse LüdersNot listed | Not listed |
| AArthur Fritz EugensNot listed | Not listed |