In de arbeiderswijk Karlov in Pilsen baalt een groepje kinderen stevig van de Eerste Wereldoorlog en de onderdrukking die daaruit voortvloeit. Ze vormen twee rivaliserende bendes en halen allerlei kattenkwaad uit om daarmee hiertegen te protesteren. Ze saboteren o.a. een munitiefabriekje en stelen honden om ze op te eten.
Nee, helaas is Družina černého pera nog niet beschikbaar op Netflix in Nederland.
| Directing | Jaromír Dvořáček | First Assistant Director |
| Camera | Danuše Kubátová | Clapper Loader |
| Crew | Josef Hanzlík | Dramaturgy |
| Directing | Ivan Frič | Assistant Director |
| Writing | Rudolf Hrbek | Novel |
| Camera | Ivan Minář | Still Photographer |
| Writing | Ota Hofman | Creative Producer |
| Sound | Luboš Fišer | Original Music Composer |
| Writing | Ota Koval | Screenplay |
| Art | Karel Vacek | Production Design |
| Art | Josef Calta | Set Decoration |
| Production | Václav Rouha | Production Manager |
| Production | Eva Charvátová | Assistant Production Manager |
| Writing | Milan Pavlík | Screenplay |
| Camera | Jan Novák | Director of Photography |
| Costume & Make-Up | Jiří Sochovský | Costume Design |
| Camera | Ivan Wurm | Camera Operator |
| Camera | Vojtěch Kuthan | Assistant Camera |
| Costume & Make-Up | Stanislav Petřek | Makeup & Hair |
| Editing | Zdeněk Stehlík | Editor |
| Sound | Jiří Lenoch | Sound |
| Directing | Ota Koval | Director |
| Directing | Zdenek Sirový | Director |
| Art | Rudolf Beneš | Set Decoration |
| Costume & Make-Up | František Zapletal | Costumer |
| Directing | Žofie Futerová | Assistant Director |
| Art | Vladimír Hovorka | Assistant Production Design |
| Sound | František Belfín | Conductor |
| Production | Blažej Vráb | Unit Manager |
| Production | Zdeňka Černá | Unit Manager |
| Directing | Irena Klausová | Script Supervisor |