The Invisible Ray
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.
- Genre: Sci-fi
- Land: United States
- Direktør: Harry A. Pollard
- Aktører: Ruth Clifford, Jack Sherrill, Sidney Bracey, Edwards Davis, Corene Uzzell, William H. Tooker, Edith Forrest,
