STORY
A young inventor is kidnapped to force him to tell the secret of his invention, but he foils his captors thanks to a pen with invisible ink.
CAST & CREW
- Renée Carl
- René Navarre
- Paul Manson
- Jean Devalde
- Fernand Herrmann
Cast
- Louis Feuillade
Director
INFORMATION
- Gaumont
Production Companies
- France
Production Countries
LANGUAGES
- No Language