The owner of a coal mining operation, falsely imprisoned for fratricide, takes a drug to make him invisible, despite its side effect: gradual madness.
- Type
- Film
- Status
- Released
- Release
- January 12, 1940 (85 years ago)
- Language
- English
- Origin
- United States
- Production companies
- Universal Pictures
- Runtime
- 1h 21m
- Rating
- Approved
