On April 12, 1910, before the magistrate's court in Berlin-Charlottenburg: The defamation suit brought by Karl May, creator of Winnetou and Old Shatterhand, against editor Rudolf Lebius is being heard. Lebius had called May a "born criminal" and brought his past offenses into the spotlight. May's lawyer counters this with a description of May's difficult life and puts Karl May's work in a completely different light...
| Actor | Role |
|---|---|
 Friedrich G. BeckhausKarl May | Karl May |
 Walter JanssenRichter | Richter |
 Peter SchiffLouis Krügel | Louis Krügel |
 Bruno W. PantelBauer Reimann | Bauer Reimann |
| MManfred MeurerGendarm | Gendarm |
| GGünter HankeKarl Mays Anwalt | Karl Mays Anwalt |
| TToni HerbertRudolf Lebius | Rudolf Lebius |
| GGerhard SchinschkeRudolf Lebius' Anwalt | Rudolf Lebius' Anwalt |
| WWerner StockSeilermeister Krause | Seilermeister Krause |
 Lex BarkerOld Shatterhand (archive footage) | Old Shatterhand (archive footage) |
 Rik BattagliaNirwan (archive footage) | Nirwan (archive footage) |
 Pierre BriceWinnetou (archive footage) | Winnetou (archive footage) |
| WWalter FeinBeisitzer (uncredited) | Beisitzer (uncredited) |
| AArthur BinderBandit Hannes (uncredited) | Bandit Hannes (uncredited) |
| UUrsula GerstelBauersfrau (uncredited) | Bauersfrau (uncredited) |
| GGünter GlaserBandit Franz (uncredited) | Bandit Franz (uncredited) |
| WWilli HollfersGendarm (uncredited) | Gendarm (uncredited) |
| KKarl KramerHandwerksbursche (uncredited) | Handwerksbursche (uncredited) |