A scientist discovers a death ray and locks it in a box, giving the key to his daughter, who soon finds herself hunted by criminals looking to steal the deadly mineral.
| Title | The Invisible Ray |
|---|---|
| Release Date | 1920-07-01 |
| Runtime | |
| Genres | Science Fiction |
| Production Companies | The Frohman Amusement Corp. |
| Production Countries | United States of America |
