In Shangai, the "Green Dragon" threatens to kill Herbert Aboody, a rich exporter, unless he pays him 50,000 dollars. One of Aboody's secretaries calls inspector Wens for help. An amazing fact occurs, Wens kills Aboody and then disappears. What is the key to this mystery?
Is Mystère à Shanghai on Netflix? Unfortunately the movie Mystère à Shanghai is not yet available on Netflix.
| Sound | Jean Solar | Music |
| Art | Aimé Bazin | Production Design |
| Writing | Stanislas-André Steeman | Novel |
| Editing | Jeannette Berton | Editor |
| Sound | Maurice Thiriet | Music |
| Writing | Jacques de Casembroot | Screenplay |
| Writing | Maurice Griffe | Screenplay |
| Editing | Claude Gros | Editor |
| Directing | Roger Blanc | Director |
| Camera | Enzo Riccioni | Director of Photography |
| Production | Hans Herwig | Producer |
| Production | Jean Mugeli | Production Manager |
