De mollige oranje huiskat Marnie leeft een comfortabel leven bij de familie Sonnenschein. Op een dag laat Paul, die het verwende huisdier van zijn zus niet kan uitstaan, Marnie achter bij een landelijk benzinestation.
Nee, helaas is Geheim agent Marnie nog niet beschikbaar op Netflix in Nederland.
| Directing | Wolfgang Lauenstein | Director |
| Directing | Christoph Lauenstein | Director |
| Writing | Christoph Lauenstein | Screenplay |
| Writing | Wolfgang Lauenstein | Screenplay |
| Writing | Jesper Møller | Co-Writer |
| Production | Rasha El Sawiy | Production Manager |
| Production | Lilian Klages | Associate Producer |
| Production | Mark Mertens | Producer |
| Sound | Andreas Radzuweit | ADR Recordist |
| Production | Josef Brandmaier | Co-Producer |
| Sound | Lukas Bonewitz | Music Editor |
| Production | Jan Bonath | Producer |
| Sound | Lukas Bonewitz | Sound Recordist |
| Sound | Moritz Corell | Sound Editor |
| Production | Moritz Feuerbach | Production Manager |
| Production | Jessica Giersch | Production Manager |
| Sound | Max Bauer | Foley Artist |
| Editing | Tim Kießig | Colorist |
| Production | Quentin Bruns | Line Producer |
| Production | Lorena Nis | Production Manager |
| Production | Julia Kuhnert | Production Manager |
| Production | Birgit Rothörl | Co-Producer |
| Production | Alain-Gilles Viellevoye | Finance |
| Production | Gert Driesen | Assistant Production Manager |
| Crew | Stephan Langnickel | Technical Supervisor |
| Art | Tobias Gembalski | Props |
| Art | Thomas Wellendorf | Storyboard Artist |
| Sound | Jörg Elsner | Sound Designer |
| Production | Esther Trumpp | Production Manager |
| Crew | Christina Cialfi | Additional Music |
| Crew | David Cialfi | Additional Music |
| Sound | Andreas Radzuweit | Original Music Composer |
