Three murdered prostitutes, a perplexed commissioner, a trap for the killer and good atmosphere in the Apollo nightclub.
| Actor | Role |
|---|---|
 Claus HolmCommissioner Weber | Commissioner Weber |
| SSilvia FrankSilvia | Silvia |
| NNino KordaFred | Fred |
 Paula BraendLuise Berten | Luise Berten |
 Eva AstorMartina | Martina |
 Rolf WankaKurt | Kurt |
 Adrian HovenDoctor | Doctor |
| LLi MenonInge | Inge |
 Werner CartanoKleinlein | Kleinlein |
| AAnnamarie DickLissy | Lissy |
| CChristine SchuberthDoris | Doris |
| KKurt HoranekWilly | Willy |
| RRenate PichlerVera | Vera |
| JJoachim ReineckeJürgen | Jürgen |
| MMona BaptisteMonika | Monika |
| MMargarethe ReinhardtBoss | Boss |
| SScarlett LubowskiNot listed | Not listed |
| IIrene FritscheNot listed | Not listed |
| UUrsula TröndleNot listed | Not listed |
| AAnette RolandNot listed | Not listed |
| RRobert FacklerNot listed | Not listed |
| BBaldur SeifertNot listed | Not listed |
| HHeinrich KieferNot listed | Not listed |
| LLothar GrytzmannNot listed | Not listed |
| LLutz HeinleNot listed | Not listed |
| KKarl ArnoldNot listed | Not listed |
 Alois BrummerNightclub Guest (uncredited) | Nightclub Guest (uncredited) |